diff --git a/data/battle_scripts_1.s b/data/battle_scripts_1.s
index bf8ab19c1..1c3f3ea5b 100644
--- a/data/battle_scripts_1.s
+++ b/data/battle_scripts_1.s
@@ -2860,7 +2860,7 @@ BattleScript_FaintedMonTryChooseAnother::
 	switchhandleorder BS_FAINTED, 0x2
 	jumpifnotbattletype BATTLE_TYPE_TRAINER, BattleScript_FaintedMonChooseAnother
 	jumpifbattletype BATTLE_TYPE_LINK, BattleScript_FaintedMonChooseAnother
-	jumpifbattletype BATTLE_TYPE_x2000000, BattleScript_FaintedMonChooseAnother
+	jumpifbattletype BATTLE_TYPE_RECORDED_LINK, BattleScript_FaintedMonChooseAnother
 	jumpifbattletype BATTLE_TYPE_FRONTIER, BattleScript_FaintedMonChooseAnother
 	jumpifbattletype BATTLE_TYPE_DOUBLE, BattleScript_FaintedMonChooseAnother
 	jumpifword CMP_COMMON_BITS, gHitMarker, HITMARKER_x400000, BattleScript_FaintedMonChooseAnother
@@ -2978,7 +2978,7 @@ BattleScript_LocalBattleLostPrintTrainersWinText::
 	trainerslidein BS_ATTACKER
 	waitstate
 	printstring STRINGID_TRAINER1WINTEXT
-	jumpifbattletype BATTLE_TYPE_x800000, BattleScript_LocalBattleLostDoTrainer2WinText
+	jumpifbattletype BATTLE_TYPE_TOWER_LINK_MULTI, BattleScript_LocalBattleLostDoTrainer2WinText
 	jumpifnotbattletype BATTLE_TYPE_TWO_OPPONENTS, BattleScript_LocalBattleLostEnd_
 BattleScript_LocalBattleLostDoTrainer2WinText::
 	trainerslideout B_POSITION_OPPONENT_LEFT
diff --git a/include/constants/battle.h b/include/constants/battle.h
index fa8f422c4..e6ebc85e4 100644
--- a/include/constants/battle.h
+++ b/include/constants/battle.h
@@ -44,38 +44,38 @@
 #define BIT_FLANK       2
 
 // Battle Type Flags
-#define BATTLE_TYPE_DOUBLE          (1 << 0)
-#define BATTLE_TYPE_LINK            (1 << 1)
-#define BATTLE_TYPE_IS_MASTER       (1 << 2) // In not-link battles, it's always set.
-#define BATTLE_TYPE_TRAINER         (1 << 3)
-#define BATTLE_TYPE_FIRST_BATTLE    (1 << 4)
-#define BATTLE_TYPE_20              (1 << 5)
-#define BATTLE_TYPE_MULTI           (1 << 6)
-#define BATTLE_TYPE_SAFARI          (1 << 7)
-#define BATTLE_TYPE_BATTLE_TOWER    (1 << 8)
-#define BATTLE_TYPE_WALLY_TUTORIAL  (1 << 9)
-#define BATTLE_TYPE_ROAMER          (1 << 10)
-#define BATTLE_TYPE_EREADER_TRAINER (1 << 11)
-#define BATTLE_TYPE_KYOGRE_GROUDON  (1 << 12)
-#define BATTLE_TYPE_LEGENDARY       (1 << 13)
-#define BATTLE_TYPE_REGI            (1 << 14)
-#define BATTLE_TYPE_TWO_OPPONENTS   (1 << 15)
-#define BATTLE_TYPE_DOME            (1 << 16)
-#define BATTLE_TYPE_PALACE          (1 << 17)
-#define BATTLE_TYPE_ARENA           (1 << 18)
-#define BATTLE_TYPE_FACTORY         (1 << 19)
-#define BATTLE_TYPE_PIKE            (1 << 20)
-#define BATTLE_TYPE_PYRAMID         (1 << 21)
-#define BATTLE_TYPE_INGAME_PARTNER  (1 << 22)
-#define BATTLE_TYPE_x800000         (1 << 23)
-#define BATTLE_TYPE_RECORDED        (1 << 24)
-#define BATTLE_TYPE_x2000000        (1 << 25)
-#define BATTLE_TYPE_TRAINER_HILL    (1 << 26)
-#define BATTLE_TYPE_SECRET_BASE     (1 << 27)
-#define BATTLE_TYPE_GROUDON         (1 << 28)
-#define BATTLE_TYPE_KYOGRE          (1 << 29)
-#define BATTLE_TYPE_RAYQUAZA        (1 << 30)
-#define BATTLE_TYPE_x80000000       (1 << 31)
+#define BATTLE_TYPE_DOUBLE             (1 << 0)
+#define BATTLE_TYPE_LINK               (1 << 1)
+#define BATTLE_TYPE_IS_MASTER          (1 << 2) // In not-link battles, it's always set.
+#define BATTLE_TYPE_TRAINER            (1 << 3)
+#define BATTLE_TYPE_FIRST_BATTLE       (1 << 4)
+#define BATTLE_TYPE_LINK_IN_BATTLE     (1 << 5) // Set on battle entry, cleared on exit. Checked rarely
+#define BATTLE_TYPE_MULTI              (1 << 6)
+#define BATTLE_TYPE_SAFARI             (1 << 7)
+#define BATTLE_TYPE_BATTLE_TOWER       (1 << 8)
+#define BATTLE_TYPE_WALLY_TUTORIAL     (1 << 9)
+#define BATTLE_TYPE_ROAMER             (1 << 10)
+#define BATTLE_TYPE_EREADER_TRAINER    (1 << 11)
+#define BATTLE_TYPE_KYOGRE_GROUDON     (1 << 12)
+#define BATTLE_TYPE_LEGENDARY          (1 << 13)
+#define BATTLE_TYPE_REGI               (1 << 14)
+#define BATTLE_TYPE_TWO_OPPONENTS      (1 << 15)
+#define BATTLE_TYPE_DOME               (1 << 16)
+#define BATTLE_TYPE_PALACE             (1 << 17)
+#define BATTLE_TYPE_ARENA              (1 << 18)
+#define BATTLE_TYPE_FACTORY            (1 << 19)
+#define BATTLE_TYPE_PIKE               (1 << 20)
+#define BATTLE_TYPE_PYRAMID            (1 << 21)
+#define BATTLE_TYPE_INGAME_PARTNER     (1 << 22)
+#define BATTLE_TYPE_TOWER_LINK_MULTI   (1 << 23)
+#define BATTLE_TYPE_RECORDED           (1 << 24)
+#define BATTLE_TYPE_RECORDED_LINK      (1 << 25)
+#define BATTLE_TYPE_TRAINER_HILL       (1 << 26)
+#define BATTLE_TYPE_SECRET_BASE        (1 << 27)
+#define BATTLE_TYPE_GROUDON            (1 << 28)
+#define BATTLE_TYPE_KYOGRE             (1 << 29)
+#define BATTLE_TYPE_RAYQUAZA           (1 << 30)
+#define BATTLE_TYPE_RECORDED_IS_MASTER (1 << 31)
 #define BATTLE_TYPE_FRONTIER                (BATTLE_TYPE_BATTLE_TOWER | BATTLE_TYPE_DOME | BATTLE_TYPE_PALACE | BATTLE_TYPE_ARENA | BATTLE_TYPE_FACTORY | BATTLE_TYPE_PIKE | BATTLE_TYPE_PYRAMID)
 #define BATTLE_TYPE_FRONTIER_NO_PYRAMID     (BATTLE_TYPE_BATTLE_TOWER | BATTLE_TYPE_DOME | BATTLE_TYPE_PALACE | BATTLE_TYPE_ARENA | BATTLE_TYPE_FACTORY | BATTLE_TYPE_PIKE)
 
diff --git a/include/recorded_battle.h b/include/recorded_battle.h
index 252b25502..55353a6d1 100644
--- a/include/recorded_battle.h
+++ b/include/recorded_battle.h
@@ -3,7 +3,7 @@
 
 extern u32 gRecordedBattleRngSeed;
 extern u32 gBattlePalaceMoveSelectionRngValue;
-extern u8 gUnknown_0203C7B4;
+extern u8 gRecordedBattleMultiplayerId;
 
 void sub_8184DA4(u8 arg0);
 void sub_8184E58(void);
diff --git a/src/battle_ai_script_commands.c b/src/battle_ai_script_commands.c
index b7679429c..10eb013fe 100644
--- a/src/battle_ai_script_commands.c
+++ b/src/battle_ai_script_commands.c
@@ -293,7 +293,7 @@ void BattleAI_HandleItemUseBeforeAISetup(u8 defaultScoreMoves)
     if ((gBattleTypeFlags & BATTLE_TYPE_TRAINER)
         && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_SAFARI | BATTLE_TYPE_BATTLE_TOWER
                                | BATTLE_TYPE_EREADER_TRAINER | BATTLE_TYPE_SECRET_BASE | BATTLE_TYPE_FRONTIER
-                               | BATTLE_TYPE_INGAME_PARTNER | BATTLE_TYPE_x2000000)
+                               | BATTLE_TYPE_INGAME_PARTNER | BATTLE_TYPE_RECORDED_LINK)
             )
        )
     {
diff --git a/src/battle_ai_switch_items.c b/src/battle_ai_switch_items.c
index 1663c2561..263c1e7cc 100644
--- a/src/battle_ai_switch_items.c
+++ b/src/battle_ai_switch_items.c
@@ -62,7 +62,7 @@ static bool8 ShouldSwitchIfWonderGuard(void)
     }
 
     // Get party information.
-    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
     {
         if ((gActiveBattler & BIT_FLANK) == B_FLANK_LEFT)
             firstId = 0, lastId = 3;
@@ -158,7 +158,7 @@ static bool8 FindMonThatAbsorbsOpponentsMove(void)
     if (gBattleMons[gActiveBattler].ability == absorbingTypeAbility)
         return FALSE;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
     {
         if ((gActiveBattler & BIT_FLANK) == B_FLANK_LEFT)
             firstId = 0, lastId = 3;
@@ -353,7 +353,7 @@ static bool8 FindMonWithFlagsAndSuperEffective(u8 flags, u8 moduloPercent)
         battlerIn2 = gActiveBattler;
     }
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
     {
         if ((gActiveBattler & BIT_FLANK) == 0)
             firstId = 0, lastId = 3;
@@ -464,7 +464,7 @@ static bool8 ShouldSwitch(void)
         battlerIn2 = *activeBattlerPtr;
     }
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
     {
         if ((gActiveBattler & BIT_FLANK) == B_FLANK_LEFT)
             firstId = 0, lastId = 3;
@@ -555,7 +555,7 @@ void AI_TrySwitchOrUseItem(void)
                         battlerIn2 = GetBattlerAtPosition(battlerIdentity ^ BIT_FLANK);
                     }
 
-                    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+                    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
                     {
                         if ((gActiveBattler & BIT_FLANK) == B_FLANK_LEFT)
                             firstId = 0, lastId = 3;
@@ -661,7 +661,7 @@ u8 GetMostSuitableMonToSwitchInto(void)
         battlerIn2 = gActiveBattler;
     }
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
     {
         if ((gActiveBattler & BIT_FLANK) == B_FLANK_LEFT)
             firstId = 0, lastId = 3;
diff --git a/src/battle_bg.c b/src/battle_bg.c
index 7c9b05b25..ad992f7b3 100644
--- a/src/battle_bg.c
+++ b/src/battle_bg.c
@@ -759,7 +759,7 @@ void LoadBattleMenuWindowGfx(void)
 
 void DrawMainBattleBackground(void)
 {
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_FRONTIER | BATTLE_TYPE_EREADER_TRAINER | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_FRONTIER | BATTLE_TYPE_EREADER_TRAINER | BATTLE_TYPE_RECORDED_LINK))
     {
         LZDecompressVram(gBattleTerrainTiles_Building, (void*)(BG_CHAR_ADDR(2)));
         LZDecompressVram(gBattleTerrainTilemap_Building, (void*)(BG_SCREEN_ADDR(26)));
@@ -1140,7 +1140,7 @@ void DrawBattleEntryBackground(void)
         gBattle_BG2_Y = 0xFF5C;
         LoadCompressedSpriteSheetUsingHeap(&sVsLettersSpriteSheet);
     }
-    else if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_EREADER_TRAINER))
+    else if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_EREADER_TRAINER))
     {
         if (!(gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER) || gPartnerTrainerId == TRAINER_STEVEN_PARTNER)
         {
@@ -1221,7 +1221,7 @@ bool8 LoadChosenBattleElement(u8 caseId)
         LoadCompressedPalette(gBattleTextboxPalette, 0, 0x40);
         break;
     case 3:
-        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_EREADER_TRAINER))
+        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_EREADER_TRAINER))
         {
             LZDecompressVram(gBattleTerrainTiles_Building, (void*)(BG_CHAR_ADDR(2)));
         }
@@ -1280,7 +1280,7 @@ bool8 LoadChosenBattleElement(u8 caseId)
         }
         break;
     case 4:
-        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_EREADER_TRAINER))
+        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_EREADER_TRAINER))
         {
             LZDecompressVram(gBattleTerrainTilemap_Building, (void*)(BG_SCREEN_ADDR(26)));
         }
@@ -1342,7 +1342,7 @@ bool8 LoadChosenBattleElement(u8 caseId)
         }
         break;
     case 5:
-        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_EREADER_TRAINER))
+        if (gBattleTypeFlags & (BATTLE_TYPE_FRONTIER | BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_EREADER_TRAINER))
         {
             LoadCompressedPalette(gBattleTerrainPalette_Frontier, 0x20, 0x60);
         }
diff --git a/src/battle_controller_opponent.c b/src/battle_controller_opponent.c
index 9fe8caf63..2f1153612 100644
--- a/src/battle_controller_opponent.c
+++ b/src/battle_controller_opponent.c
@@ -1260,7 +1260,7 @@ static void OpponentHandleDrawTrainerPic(void)
     }
     else if (gBattleTypeFlags & BATTLE_TYPE_FRONTIER)
     {
-        if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+        if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
         {
             if (gActiveBattler == 1)
                 trainerPicId = GetFrontierTrainerFrontSpriteId(gTrainerBattleOpponent_A);
@@ -1344,7 +1344,7 @@ static void OpponentHandleTrainerSlide(void)
     }
     else if (gBattleTypeFlags & BATTLE_TYPE_FRONTIER)
     {
-        if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+        if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
         {
             if (gActiveBattler == 1)
                 trainerPicId = GetFrontierTrainerFrontSpriteId(gTrainerBattleOpponent_A);
@@ -1632,7 +1632,7 @@ static void OpponentHandleChoosePokemon(void)
                 battler2 = GetBattlerAtPosition(B_POSITION_OPPONENT_RIGHT);
             }
 
-            if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_x800000))
+            if (gBattleTypeFlags & (BATTLE_TYPE_TWO_OPPONENTS | BATTLE_TYPE_TOWER_LINK_MULTI))
             {
                 if (gActiveBattler == 1)
                     firstId = 0, lastId = 3;
diff --git a/src/battle_controller_recorded_opponent.c b/src/battle_controller_recorded_opponent.c
index 63e1ff7a0..895ca6b39 100644
--- a/src/battle_controller_recorded_opponent.c
+++ b/src/battle_controller_recorded_opponent.c
@@ -1236,7 +1236,7 @@ static void RecordedOpponentHandleDrawTrainerPic(void)
         }
         else
         {
-            trainerPicId = PlayerGenderToFrontTrainerPicId(gLinkPlayers[gUnknown_0203C7B4 ^ BIT_SIDE].gender);
+            trainerPicId = PlayerGenderToFrontTrainerPicId(gLinkPlayers[gRecordedBattleMultiplayerId ^ BIT_SIDE].gender);
         }
     }
 
diff --git a/src/battle_controller_recorded_player.c b/src/battle_controller_recorded_player.c
index 3d4faf0cd..86e4f8809 100644
--- a/src/battle_controller_recorded_player.c
+++ b/src/battle_controller_recorded_player.c
@@ -1187,12 +1187,12 @@ static void RecordedPlayerHandleDrawTrainerPic(void)
     s16 xPos, yPos;
     u32 trainerPicId;
 
-    if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
     {
         if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
             trainerPicId = GetActiveBattlerLinkPlayerGender();
         else
-            trainerPicId = gLinkPlayers[gUnknown_0203C7B4].gender;
+            trainerPicId = gLinkPlayers[gRecordedBattleMultiplayerId].gender;
     }
     else
     {
@@ -1666,7 +1666,7 @@ static void RecordedPlayerHandleIntroTrainerBallThrow(void)
     StartSpriteAnim(&gSprites[gBattlerSpriteIds[gActiveBattler]], 1);
 
     paletteNum = AllocSpritePalette(0xD6F9);
-    if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
         trainerPicId = gLinkPlayers[GetBattlerMultiplayerId(gActiveBattler)].gender;
     else
         trainerPicId = gSaveBlock2Ptr->playerGender;
diff --git a/src/battle_controllers.c b/src/battle_controllers.c
index 297a8b577..20e638777 100644
--- a/src/battle_controllers.c
+++ b/src/battle_controllers.c
@@ -174,9 +174,9 @@ static void InitSinglePlayerBtlControllers(void)
 
         if (gBattleTypeFlags & BATTLE_TYPE_RECORDED)
         {
-            if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+            if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
             {
-                if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+                if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
                 {
                     gBattleMainFunc = BeginBattleIntro;
 
@@ -259,9 +259,9 @@ static void InitSinglePlayerBtlControllers(void)
             }
             else if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
             {
-                u8 var; // multiplayer Id in a recorded battle?
+                u8 multiplayerId;
 
-                for (var = gUnknown_0203C7B4, i = 0; i < MAX_BATTLERS_COUNT; i++)
+                for (multiplayerId = gRecordedBattleMultiplayerId, i = 0; i < MAX_BATTLERS_COUNT; i++)
                 {
                     switch (gLinkPlayers[i].id)
                     {
@@ -275,7 +275,7 @@ static void InitSinglePlayerBtlControllers(void)
                         break;
                     }
 
-                    if (i == var)
+                    if (i == multiplayerId)
                     {
                         gBattlerControllerFuncs[gLinkPlayers[i].id] = SetControllerToRecordedPlayer;
                         switch (gLinkPlayers[i].id)
@@ -292,8 +292,8 @@ static void InitSinglePlayerBtlControllers(void)
                             break;
                         }
                     }
-                    else if ((!(gLinkPlayers[i].id & 1) && !(gLinkPlayers[var].id & 1))
-                            || ((gLinkPlayers[i].id & 1) && (gLinkPlayers[var].id & 1)))
+                    else if ((!(gLinkPlayers[i].id & 1) && !(gLinkPlayers[multiplayerId].id & 1))
+                            || ((gLinkPlayers[i].id & 1) && (gLinkPlayers[multiplayerId].id & 1)))
                     {
                         gBattlerControllerFuncs[gLinkPlayers[i].id] = SetControllerToRecordedPlayer;
                         switch (gLinkPlayers[i].id)
@@ -337,7 +337,7 @@ static void InitSinglePlayerBtlControllers(void)
                 gBattlerControllerFuncs[2] = SetControllerToRecordedPlayer;
                 gBattlerPositions[2] = B_POSITION_PLAYER_RIGHT;
 
-                if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+                if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
                 {
                   gBattlerControllerFuncs[1] = SetControllerToRecordedOpponent;
                   gBattlerPositions[1] = B_POSITION_OPPONENT_LEFT;
@@ -362,7 +362,7 @@ static void InitSinglePlayerBtlControllers(void)
                 gBattlerControllerFuncs[3] = SetControllerToRecordedPlayer;
                 gBattlerPositions[3] = B_POSITION_PLAYER_RIGHT;
 
-                if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+                if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
                 {
                     gBattlerControllerFuncs[0] = SetControllerToRecordedOpponent;
                     gBattlerPositions[0] = B_POSITION_OPPONENT_LEFT;
@@ -825,7 +825,7 @@ void sub_8033648(void)
     s32 j;
     u8 *recvBuffer;
 
-    if (gReceivedRemoteLinkPlayers != 0 && (gBattleTypeFlags & BATTLE_TYPE_20))
+    if (gReceivedRemoteLinkPlayers != 0 && (gBattleTypeFlags & BATTLE_TYPE_LINK_IN_BATTLE))
     {
         DestroyTask_RfuIdle();
         for (i = 0; i < GetLinkPlayerCount(); i++)
diff --git a/src/battle_intro.c b/src/battle_intro.c
index 36ff325f5..2d5e602d1 100644
--- a/src/battle_intro.c
+++ b/src/battle_intro.c
@@ -357,7 +357,7 @@ static void BattleIntroSlide3(u8 taskId)
         SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(8, 8));
         SetGpuReg(REG_OFFSET_BLDY, 0);
         gTasks[taskId].data[4] = BLDALPHA_BLEND(8, 8);
-        if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+        if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         {
             gTasks[taskId].data[2] = 16;
             gTasks[taskId].data[0]++;
diff --git a/src/battle_main.c b/src/battle_main.c
index df56dccf9..7e8966597 100644
--- a/src/battle_main.c
+++ b/src/battle_main.c
@@ -1109,7 +1109,7 @@ static void CB2_HandleStartBattle(void)
             SetMainCallback2(BattleMainCB2);
             if (gBattleTypeFlags & BATTLE_TYPE_LINK)
             {
-                gBattleTypeFlags |= BATTLE_TYPE_20;
+                gBattleTypeFlags |= BATTLE_TYPE_LINK_IN_BATTLE;
             }
         }
         break;
@@ -1363,7 +1363,7 @@ static void CB2_HandleStartMultiPartnerBattle(void)
             SetMainCallback2(BattleMainCB2);
             if (gBattleTypeFlags & BATTLE_TYPE_LINK)
             {
-                gBattleTypeFlags |= BATTLE_TYPE_20;
+                gBattleTypeFlags |= BATTLE_TYPE_LINK_IN_BATTLE;
             }
         }
         break;
@@ -1816,7 +1816,7 @@ static void CB2_HandleStartMultiBattle(void)
             if (gBattleTypeFlags & BATTLE_TYPE_LINK)
             {
                 gTrainerBattleOpponent_A = TRAINER_LINK_OPPONENT;
-                gBattleTypeFlags |= BATTLE_TYPE_20;
+                gBattleTypeFlags |= BATTLE_TYPE_LINK_IN_BATTLE;
             }
         }
         break;
@@ -2180,7 +2180,7 @@ void sub_8038D64(void)
 
     SetHBlankCallback(NULL);
     SetVBlankCallback(NULL);
-    gBattleTypeFlags &= ~(BATTLE_TYPE_20);
+    gBattleTypeFlags &= ~(BATTLE_TYPE_LINK_IN_BATTLE);
 
     if (gBattleTypeFlags & BATTLE_TYPE_FRONTIER)
     {
@@ -2803,7 +2803,7 @@ void SpriteCb_OpponentMonFromBall(struct Sprite *sprite)
 {
     if (sprite->affineAnimEnded)
     {
-        if (!(gHitMarker & HITMARKER_NO_ANIMATIONS) || gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+        if (!(gHitMarker & HITMARKER_NO_ANIMATIONS) || gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         {
             if (HasTwoFramesAnimation(sprite->sSpeciesId))
                 StartSpriteAnim(sprite, 1);
@@ -3041,7 +3041,7 @@ static void BattleStartClearSetData(void)
         if (!(gBattleTypeFlags & BATTLE_TYPE_LINK) && gSaveBlock2Ptr->optionsBattleSceneOff == TRUE)
             gHitMarker |= HITMARKER_NO_ANIMATIONS;
     }
-    else if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)) && GetBattleSceneInRecordedBattle())
+    else if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)) && GetBattleSceneInRecordedBattle())
         gHitMarker |= HITMARKER_NO_ANIMATIONS;
 
     gBattleScripting.battleStyle = gSaveBlock2Ptr->optionsBattleStyle;
@@ -3396,7 +3396,7 @@ static void BattleIntroDrawTrainersOrMonsSprites(void)
              && !(gBattleTypeFlags & (BATTLE_TYPE_EREADER_TRAINER
                                       | BATTLE_TYPE_FRONTIER
                                       | BATTLE_TYPE_LINK
-                                      | BATTLE_TYPE_x2000000
+                                      | BATTLE_TYPE_RECORDED_LINK
                                       | BATTLE_TYPE_TRAINER_HILL)))
             {
                 HandleSetPokedexFlag(SpeciesToNationalPokedexNum(gBattleMons[gActiveBattler].species), FLAG_SET_SEEN, gBattleMons[gActiveBattler].personality);
@@ -3409,7 +3409,7 @@ static void BattleIntroDrawTrainersOrMonsSprites(void)
                 if (!(gBattleTypeFlags & (BATTLE_TYPE_EREADER_TRAINER
                                       | BATTLE_TYPE_FRONTIER
                                       | BATTLE_TYPE_LINK
-                                      | BATTLE_TYPE_x2000000
+                                      | BATTLE_TYPE_RECORDED_LINK
                                       | BATTLE_TYPE_TRAINER_HILL)))
                 {
                     HandleSetPokedexFlag(SpeciesToNationalPokedexNum(gBattleMons[gActiveBattler].species), FLAG_SET_SEEN, gBattleMons[gActiveBattler].personality);
@@ -3544,9 +3544,9 @@ static void BattleIntroPrintOpponentSendsOut(void)
 
     if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED))
         position = B_POSITION_OPPONENT_LEFT;
-    else if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+        if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
             position = B_POSITION_OPPONENT_LEFT;
         else
             position = B_POSITION_PLAYER_LEFT;
@@ -3564,9 +3564,9 @@ static void BattleIntroOpponent2SendsOutMonAnimation(void)
 
     if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED))
         position = B_POSITION_OPPONENT_RIGHT;
-    else if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+        if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
             position = B_POSITION_OPPONENT_RIGHT;
         else
             position = B_POSITION_PLAYER_RIGHT;
@@ -3592,9 +3592,9 @@ static void BattleIntroOpponent1SendsOutMonAnimation(void)
 
     if (gBattleTypeFlags & BATTLE_TYPE_RECORDED)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+        if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
         {
-            if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+            if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
                 position = B_POSITION_OPPONENT_LEFT;
             else
                 position = B_POSITION_PLAYER_LEFT;
@@ -3635,7 +3635,7 @@ static void BattleIntroRecordMonsToDex(void)
              && !(gBattleTypeFlags & (BATTLE_TYPE_EREADER_TRAINER
                                       | BATTLE_TYPE_FRONTIER
                                       | BATTLE_TYPE_LINK
-                                      | BATTLE_TYPE_x2000000
+                                      | BATTLE_TYPE_RECORDED_LINK
                                       | BATTLE_TYPE_TRAINER_HILL)))
             {
                 HandleSetPokedexFlag(SpeciesToNationalPokedexNum(gBattleMons[gActiveBattler].species), FLAG_SET_SEEN, gBattleMons[gActiveBattler].personality);
@@ -3659,9 +3659,9 @@ static void BattleIntroPrintPlayerSendsOut(void)
 
         if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED))
             position = B_POSITION_PLAYER_LEFT;
-        else if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+        else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
         {
-            if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+            if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
                 position = B_POSITION_PLAYER_LEFT;
             else
                 position = B_POSITION_OPPONENT_LEFT;
@@ -3682,9 +3682,9 @@ static void BattleIntroPlayer2SendsOutMonAnimation(void)
 
     if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED))
         position = B_POSITION_PLAYER_RIGHT;
-    else if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+        if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
             position = B_POSITION_PLAYER_RIGHT;
         else
             position = B_POSITION_OPPONENT_RIGHT;
@@ -3714,9 +3714,9 @@ static void BattleIntroPlayer1SendsOutMonAnimation(void)
 
     if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED))
         position = B_POSITION_PLAYER_LEFT;
-    else if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
+    else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x80000000)
+        if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_IS_MASTER)
             position = B_POSITION_PLAYER_LEFT;
         else
             position = B_POSITION_OPPONENT_LEFT;
@@ -4155,7 +4155,7 @@ static void HandleTurnActionSelectionState(void)
                     if (gBattleTypeFlags & (BATTLE_TYPE_LINK
                                             | BATTLE_TYPE_FRONTIER_NO_PYRAMID
                                             | BATTLE_TYPE_EREADER_TRAINER
-                                            | BATTLE_TYPE_x2000000))
+                                            | BATTLE_TYPE_RECORDED_LINK))
                     {
                         RecordedBattle_ClearBattlerAction(gActiveBattler, 1);
                         gSelectionBattleScripts[gActiveBattler] = BattleScript_ActionSelectionItemsCantBeUsed;
@@ -4263,7 +4263,7 @@ static void HandleTurnActionSelectionState(void)
                     return;
                 }
                 else if (gBattleTypeFlags & BATTLE_TYPE_TRAINER
-                         && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+                         && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
                          && gBattleBufferB[gActiveBattler][1] == B_ACTION_RUN)
                 {
                     BattleScriptExecute(BattleScript_PrintCantRunFromTrainer);
@@ -4574,7 +4574,7 @@ u8 GetWhoStrikesFirst(u8 battler1, u8 battler2, bool8 ignoreChosenMoves)
     }
 
     // badge boost
-    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_FRONTIER))
+    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_FRONTIER))
         && FlagGet(FLAG_BADGE03_GET)
         && GetBattlerSide(battler1) == B_SIDE_PLAYER)
     {
@@ -4608,7 +4608,7 @@ u8 GetWhoStrikesFirst(u8 battler1, u8 battler2, bool8 ignoreChosenMoves)
     }
 
     // badge boost
-    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000 | BATTLE_TYPE_FRONTIER))
+    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_FRONTIER))
         && FlagGet(FLAG_BADGE03_GET)
         && GetBattlerSide(battler2) == B_SIDE_PLAYER)
     {
@@ -4892,7 +4892,7 @@ static void HandleEndTurn_BattleWon(void)
 {
     gCurrentActionFuncId = 0;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
     {
         gSpecialVar_Result = gBattleOutcome;
         gBattleTextBuff1[0] = gBattleOutcome;
@@ -4950,7 +4950,7 @@ static void HandleEndTurn_BattleLost(void)
 {
     gCurrentActionFuncId = 0;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
     {
         if (gBattleTypeFlags & BATTLE_TYPE_FRONTIER)
         {
@@ -5031,7 +5031,7 @@ static void HandleEndTurn_FinishBattle(void)
     if (gCurrentActionFuncId == B_ACTION_TRY_FINISH || gCurrentActionFuncId == B_ACTION_FINISHED)
     {
         if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK
-                                  | BATTLE_TYPE_x2000000
+                                  | BATTLE_TYPE_RECORDED_LINK
                                   | BATTLE_TYPE_FIRST_BATTLE
                                   | BATTLE_TYPE_SAFARI
                                   | BATTLE_TYPE_EREADER_TRAINER
@@ -5058,7 +5058,7 @@ static void HandleEndTurn_FinishBattle(void)
         }
 
         if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK
-                                  | BATTLE_TYPE_x2000000
+                                  | BATTLE_TYPE_RECORDED_LINK
                                   | BATTLE_TYPE_TRAINER
                                   | BATTLE_TYPE_FIRST_BATTLE
                                   | BATTLE_TYPE_SAFARI
diff --git a/src/battle_message.c b/src/battle_message.c
index 0f5ec507d..3f886c196 100644
--- a/src/battle_message.c
+++ b/src/battle_message.c
@@ -2009,9 +2009,9 @@ void BufferStringBattle(u16 stringID)
     case STRINGID_INTROMSG: // first battle msg
         if (gBattleTypeFlags & BATTLE_TYPE_TRAINER)
         {
-            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
             {
-                if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+                if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
                 {
                     stringPtr = sText_TwoTrainersWantToBattle;
                 }
@@ -2079,18 +2079,18 @@ void BufferStringBattle(u16 stringID)
             {
                 if (gBattleTypeFlags & BATTLE_TYPE_TWO_OPPONENTS)
                     stringPtr = sText_TwoTrainersSentPkmn;
-                else if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+                else if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
                     stringPtr = sText_TwoTrainersSentPkmn;
                 else if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
                     stringPtr = sText_TwoLinkTrainersSentOutPkmn;
-                else if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+                else if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
                     stringPtr = sText_LinkTrainerSentOutTwoPkmn;
                 else
                     stringPtr = sText_Trainer1SentOutTwoPkmn;
             }
             else
             {
-                if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)))
+                if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)))
                     stringPtr = sText_Trainer1SentOutPkmn;
                 else if (gTrainerBattleOpponent_A == TRAINER_UNION_ROOM)
                     stringPtr = sText_Trainer1SentOutPkmn;
@@ -2113,7 +2113,7 @@ void BufferStringBattle(u16 stringID)
         }
         else
         {
-            if (gTrainerBattleOpponent_A == TRAINER_LINK_OPPONENT || gBattleTypeFlags & BATTLE_TYPE_x2000000)
+            if (gTrainerBattleOpponent_A == TRAINER_LINK_OPPONENT || gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
             {
                 if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
                     stringPtr = sText_LinkTrainer2WithdrewPkmn;
@@ -2140,9 +2140,9 @@ void BufferStringBattle(u16 stringID)
         }
         else
         {
-            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
             {
-                if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+                if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
                 {
                     if (gBattleScripting.battler == 1)
                         stringPtr = sText_Trainer1SentOutPkmn2;
@@ -2210,7 +2210,7 @@ void BufferStringBattle(u16 stringID)
                 switch (gBattleTextBuff1[0])
                 {
                 case B_OUTCOME_WON:
-                    if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+                    if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
                         stringPtr = sText_TwoInGameTrainersDefeated;
                     else
                         stringPtr = sText_TwoLinkTrainersDefeated;
@@ -2336,8 +2336,8 @@ u32 BattleStringExpandPlaceholders(const u8 *src, u8 *dst)
     u8 multiplayerId;
     s32 i;
 
-    if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
-        multiplayerId = gUnknown_0203C7B4;
+    if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
+        multiplayerId = gRecordedBattleMultiplayerId;
     else
         multiplayerId = GetMultiplayerId();
 
@@ -2477,7 +2477,7 @@ u32 BattleStringExpandPlaceholders(const u8 *src, u8 *dst)
                     toCpy = gMoveNames[gBattleMsgDataPtr->originallyUsedMove];
                 break;
             case B_TXT_LAST_ITEM: // last used item
-                if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+                if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
                 {
                     if (gLastUsedItem == ITEM_ENIGMA_BERRY)
                     {
@@ -2858,7 +2858,7 @@ static void ExpandBattleTextBuffPlaceholders(const u8 *src, u8 *dst)
             break;
         case B_BUFF_ITEM: // item name
             hword = T1_READ_16(&src[srcID + 1]);
-            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+            if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
             {
                 if (hword == ITEM_ENIGMA_BERRY)
                 {
@@ -3018,7 +3018,7 @@ void BattlePutTextOnWindow(const u8 *text, u8 windowId)
 
     if (windowId == 0 || windowId == 0x16)
     {
-        if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+        if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
             speed = 1;
         else if (gBattleTypeFlags & BATTLE_TYPE_RECORDED)
             speed = sRecordedBattleTextSpeeds[GetTextSpeedInRecordedBattle()];
diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index 6ec9d16b1..f6546ab25 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -2713,7 +2713,7 @@ void SetMoveEffect(bool8 primary, u8 certain)
                              (BATTLE_TYPE_EREADER_TRAINER
                               | BATTLE_TYPE_FRONTIER
                               | BATTLE_TYPE_LINK
-                              | BATTLE_TYPE_x2000000
+                              | BATTLE_TYPE_RECORDED_LINK
                               | BATTLE_TYPE_SECRET_BASE)))
                     {
                         gBattlescriptCurrInstr++;
@@ -2722,7 +2722,7 @@ void SetMoveEffect(bool8 primary, u8 certain)
                           (BATTLE_TYPE_EREADER_TRAINER
                            | BATTLE_TYPE_FRONTIER
                            | BATTLE_TYPE_LINK
-                           | BATTLE_TYPE_x2000000
+                           | BATTLE_TYPE_RECORDED_LINK
                            | BATTLE_TYPE_SECRET_BASE))
                         && (gWishFutureKnock.knockedOffMons[side] & gBitTable[gBattlerPartyIndexes[gBattlerAttacker]]))
                     {
@@ -3228,7 +3228,7 @@ static void Cmd_getexp(void)
     case 0: // check if should receive exp at all
         if (GetBattlerSide(gBattlerFainted) != B_SIDE_OPPONENT || (gBattleTypeFlags &
              (BATTLE_TYPE_LINK
-              | BATTLE_TYPE_x2000000
+              | BATTLE_TYPE_RECORDED_LINK
               | BATTLE_TYPE_TRAINER_HILL
               | BATTLE_TYPE_FRONTIER
               | BATTLE_TYPE_SAFARI
@@ -3533,7 +3533,7 @@ static void Cmd_unknown_24(void)
     if (HP_count == 0)
         gBattleOutcome |= B_OUTCOME_WON;
 
-    if (gBattleOutcome == 0 && (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)))
+    if (gBattleOutcome == 0 && (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)))
     {
         s32 foundPlayer = 0;
         s32 foundOpponent;
@@ -4634,7 +4634,7 @@ static void Cmd_switchinanim(void)
     if (GetBattlerSide(gActiveBattler) == B_SIDE_OPPONENT
         && !(gBattleTypeFlags & (BATTLE_TYPE_LINK
                                  | BATTLE_TYPE_EREADER_TRAINER
-                                 | BATTLE_TYPE_x2000000
+                                 | BATTLE_TYPE_RECORDED_LINK
                                  | BATTLE_TYPE_TRAINER_HILL
                                  | BATTLE_TYPE_FRONTIER)))
             HandleSetPokedexFlag(SpeciesToNationalPokedexNum(gBattleMons[gActiveBattler].species), FLAG_SET_SEEN, gBattleMons[gActiveBattler].personality);
@@ -4691,7 +4691,7 @@ static void Cmd_jumpifcantswitch(void)
     }
     else if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+        if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
         {
             if (GetBattlerSide(gActiveBattler) == B_SIDE_PLAYER)
             {
@@ -7137,7 +7137,7 @@ static void Cmd_forcerandomswitch(void)
             party = gEnemyParty;
 
         if ((gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER && gBattleTypeFlags & BATTLE_TYPE_LINK)
-            || (gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER && gBattleTypeFlags & BATTLE_TYPE_x2000000)
+            || (gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER && gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
             || (gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER))
         {
             if ((gBattlerTarget & BIT_FLANK) != 0)
@@ -7156,7 +7156,7 @@ static void Cmd_forcerandomswitch(void)
             battler1PartyId = gBattlerPartyIndexes[gBattlerTarget ^ BIT_FLANK];
         }
         else if ((gBattleTypeFlags & BATTLE_TYPE_MULTI && gBattleTypeFlags & BATTLE_TYPE_LINK)
-                 || (gBattleTypeFlags & BATTLE_TYPE_MULTI && gBattleTypeFlags & BATTLE_TYPE_x2000000))
+                 || (gBattleTypeFlags & BATTLE_TYPE_MULTI && gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK))
         {
             if (GetLinkTrainerFlankId(GetBattlerMultiplayerId(gBattlerTarget)) == 1)
             {
@@ -7256,8 +7256,8 @@ static void Cmd_forcerandomswitch(void)
 
             if ((gBattleTypeFlags & BATTLE_TYPE_LINK && gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER)
                 || (gBattleTypeFlags & BATTLE_TYPE_LINK && gBattleTypeFlags & BATTLE_TYPE_MULTI)
-                || (gBattleTypeFlags & BATTLE_TYPE_x2000000 && gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER)
-                || (gBattleTypeFlags & BATTLE_TYPE_x2000000 && gBattleTypeFlags & BATTLE_TYPE_MULTI))
+                || (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK && gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER)
+                || (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK && gBattleTypeFlags & BATTLE_TYPE_MULTI))
             {
                 SwitchPartyOrderLinkMulti(gBattlerTarget, i, 0);
                 SwitchPartyOrderLinkMulti(gBattlerTarget ^ BIT_FLANK, i, 1);
@@ -7337,7 +7337,7 @@ static void Cmd_tryconversiontypechange(void) // randomly changes user's type to
 
 static void Cmd_givepaydaymoney(void)
 {
-    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)) && gPaydayMoney != 0)
+    if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)) && gPaydayMoney != 0)
     {
         u32 bonusMoney = gPaydayMoney * gBattleStruct->moneyMultiplier;
         AddMoney(&gSaveBlock1Ptr->money, bonusMoney);
@@ -9044,7 +9044,7 @@ static void Cmd_tryswapitems(void) // trick
                                   | BATTLE_TYPE_EREADER_TRAINER
                                   | BATTLE_TYPE_FRONTIER
                                   | BATTLE_TYPE_SECRET_BASE
-                                  | BATTLE_TYPE_x2000000))))
+                                  | BATTLE_TYPE_RECORDED_LINK))))
     {
         gBattlescriptCurrInstr = T1_READ_PTR(gBattlescriptCurrInstr + 1);
     }
@@ -9058,7 +9058,7 @@ static void Cmd_tryswapitems(void) // trick
                              | BATTLE_TYPE_EREADER_TRAINER
                              | BATTLE_TYPE_FRONTIER
                              | BATTLE_TYPE_SECRET_BASE
-                             | BATTLE_TYPE_x2000000))
+                             | BATTLE_TYPE_RECORDED_LINK))
             && (gWishFutureKnock.knockedOffMons[sideAttacker] & gBitTable[gBattlerPartyIndexes[gBattlerAttacker]]
                 || gWishFutureKnock.knockedOffMons[sideTarget] & gBitTable[gBattlerPartyIndexes[gBattlerTarget]]))
         {
diff --git a/src/battle_tower.c b/src/battle_tower.c
index 218c3ef70..51d695f9b 100644
--- a/src/battle_tower.c
+++ b/src/battle_tower.c
@@ -2024,7 +2024,7 @@ void DoSpecialTrainerBattle(void)
             gBattleTypeFlags |= BATTLE_TYPE_DOUBLE | BATTLE_TYPE_INGAME_PARTNER | BATTLE_TYPE_MULTI | BATTLE_TYPE_TWO_OPPONENTS;
             break;
         case FRONTIER_MODE_LINK_MULTIS:
-            gBattleTypeFlags |= BATTLE_TYPE_DOUBLE | BATTLE_TYPE_LINK | BATTLE_TYPE_MULTI | BATTLE_TYPE_x800000;
+            gBattleTypeFlags |= BATTLE_TYPE_DOUBLE | BATTLE_TYPE_LINK | BATTLE_TYPE_MULTI | BATTLE_TYPE_TOWER_LINK_MULTI;
             FillFrontierTrainersParties(FRONTIER_MULTI_PARTY_SIZE);
             break;
         }
@@ -3521,7 +3521,7 @@ bool32 ValidateBattleTowerRecord(u8 recordId) // unused
 
 void TrySetLinkBattleTowerEnemyPartyLevel(void)
 {
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
     {
         s32 i;
         u8 enemyLevel = SetFacilityPtrsGetLevel();
diff --git a/src/battle_tv.c b/src/battle_tv.c
index 7e311fdab..7aac51d4f 100644
--- a/src/battle_tv.c
+++ b/src/battle_tv.c
@@ -1065,7 +1065,7 @@ static void TrySetBattleSeminarShow(void)
     u16 powerOverride;
     u16 currMoveSaved;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_DOUBLE | BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_DOUBLE | BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         return;
     else if (GetBattlerSide(gBattlerAttacker) == B_SIDE_OPPONENT)
         return;
diff --git a/src/battle_util.c b/src/battle_util.c
index e929de091..7ea4566d2 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -452,7 +452,7 @@ void HandleAction_Run(void)
 {
     gBattlerAttacker = gBattlerByTurnOrder[gCurrentTurnActionNumber];
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
     {
         gCurrentTurnActionNumber = gBattlersCount;
 
@@ -2245,7 +2245,7 @@ bool8 HasNoMonsToSwitch(u8 battler, u8 partyIdBattlerOn1, u8 partyIdBattlerOn2)
     }
     else if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
     {
-        if (gBattleTypeFlags & BATTLE_TYPE_x800000)
+        if (gBattleTypeFlags & BATTLE_TYPE_TOWER_LINK_MULTI)
         {
             if (GetBattlerSide(battler) == B_SIDE_PLAYER)
             {
@@ -3966,7 +3966,7 @@ u8 IsMonDisobedient(void)
     s32 calc;
     u8 obedienceLevel = 0;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         return 0;
     if (GetBattlerSide(gBattlerAttacker) == B_SIDE_OPPONENT)
         return 0;
diff --git a/src/cable_club.c b/src/cable_club.c
index f02683c9d..64bc9187a 100644
--- a/src/cable_club.c
+++ b/src/cable_club.c
@@ -993,7 +993,7 @@ static void CB2_ReturnFromUnionRoomBattle(void)
 
 void CB2_ReturnFromCableClubBattle(void)
 {
-    gBattleTypeFlags &= ~BATTLE_TYPE_20;
+    gBattleTypeFlags &= ~BATTLE_TYPE_LINK_IN_BATTLE;
     Overworld_ResetMapMusic();
     LoadPlayerParty();
     SavePlayerBag();
diff --git a/src/link.c b/src/link.c
index 9fd35a10b..dffb5b4cd 100644
--- a/src/link.c
+++ b/src/link.c
@@ -1489,7 +1489,7 @@ static void LinkCB_WaitCloseLink(void)
     if (count == linkPlayerCount)
     {
         // All ready, close link
-        gBattleTypeFlags &= ~BATTLE_TYPE_20;
+        gBattleTypeFlags &= ~BATTLE_TYPE_LINK_IN_BATTLE;
         gLinkVSyncDisabled = TRUE;
         CloseLink();
         gLinkCallback = NULL;
@@ -1551,7 +1551,7 @@ static void LinkCB_WaitCloseLinkWithJP(void)
     if (count == linkPlayerCount)
     {
         // All ready, close link
-        gBattleTypeFlags &= ~BATTLE_TYPE_20;
+        gBattleTypeFlags &= ~BATTLE_TYPE_LINK_IN_BATTLE;
         gLinkVSyncDisabled = TRUE;
         CloseLink();
         gLinkCallback = NULL;
diff --git a/src/link_rfu_2.c b/src/link_rfu_2.c
index 5e0ef0aa4..b7713fa3f 100644
--- a/src/link_rfu_2.c
+++ b/src/link_rfu_2.c
@@ -1380,7 +1380,7 @@ static void WaitAllReadyToCloseLink(void)
     if (count == playerCount)
     {
         // All ready, close link
-        gBattleTypeFlags &= ~BATTLE_TYPE_20;
+        gBattleTypeFlags &= ~BATTLE_TYPE_LINK_IN_BATTLE;
         if (Rfu.parentChild == MODE_CHILD)
         {
             Rfu.errorState = 3;
diff --git a/src/pokemon.c b/src/pokemon.c
index b9264c4c2..5829bbd0a 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -2685,7 +2685,7 @@ static u16 GetDeoxysStat(struct Pokemon *mon, s32 statId)
     u16 statValue = 0;
     u8 nature;
 
-    if (gBattleTypeFlags & BATTLE_TYPE_20 || GetMonData(mon, MON_DATA_SPECIES, NULL) != SPECIES_DEOXYS)
+    if (gBattleTypeFlags & BATTLE_TYPE_LINK_IN_BATTLE || GetMonData(mon, MON_DATA_SPECIES, NULL) != SPECIES_DEOXYS)
         return 0;
 
     ivVal = GetMonData(mon, MON_DATA_HP_IV + statId, NULL);
@@ -2729,8 +2729,8 @@ u16 GetUnionRoomTrainerPic(void)
     u8 linkId;
     u32 arrId;
 
-    if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
-        linkId = gUnknown_0203C7B4 ^ 1;
+    if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
+        linkId = gRecordedBattleMultiplayerId ^ 1;
     else
         linkId = GetMultiplayerId() ^ 1;
 
@@ -2744,8 +2744,8 @@ u16 GetUnionRoomTrainerClass(void)
     u8 linkId;
     u32 arrId;
 
-    if (gBattleTypeFlags & BATTLE_TYPE_x2000000)
-        linkId = gUnknown_0203C7B4 ^ 1;
+    if (gBattleTypeFlags & BATTLE_TYPE_RECORDED_LINK)
+        linkId = gRecordedBattleMultiplayerId ^ 1;
     else
         linkId = GetMultiplayerId() ^ 1;
 
@@ -3367,7 +3367,7 @@ u8 CountAliveMonsInBattle(u8 caseId)
 
 static bool8 ShouldGetStatBadgeBoost(u16 badgeFlag, u8 battlerId)
 {
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_EREADER_TRAINER | BATTLE_TYPE_x2000000 | BATTLE_TYPE_FRONTIER))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_EREADER_TRAINER | BATTLE_TYPE_RECORDED_LINK | BATTLE_TYPE_FRONTIER))
         return FALSE;
     else if (GetBattlerSide(battlerId) != B_SIDE_PLAYER)
         return FALSE;
@@ -6267,7 +6267,7 @@ u16 GetBattleBGM(void)
         return MUS_VS_KYOGRE_GROUDON;
     else if (gBattleTypeFlags & BATTLE_TYPE_REGI)
         return MUS_VS_REGI;
-    else if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    else if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         return MUS_VS_TRAINER;
     else if (gBattleTypeFlags & BATTLE_TYPE_TRAINER)
     {
@@ -6627,7 +6627,7 @@ static void Task_PokemonSummaryAnimateAfterDelay(u8 taskId)
 
 void BattleAnimateFrontSprite(struct Sprite* sprite, u16 species, bool8 noCry, u8 arg3)
 {
-    if (gHitMarker & HITMARKER_NO_ANIMATIONS && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)))
+    if (gHitMarker & HITMARKER_NO_ANIMATIONS && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)))
         DoMonFrontSpriteAnimation(sprite, species, noCry, arg3 | 0x80);
     else
         DoMonFrontSpriteAnimation(sprite, species, noCry, arg3);
@@ -6705,7 +6705,7 @@ void StopPokemonAnimationDelayTask(void)
 
 void BattleAnimateBackSprite(struct Sprite* sprite, u16 species)
 {
-    if (gHitMarker & HITMARKER_NO_ANIMATIONS && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000)))
+    if (gHitMarker & HITMARKER_NO_ANIMATIONS && !(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK)))
     {
         sprite->callback = SpriteCallbackDummy;
     }
diff --git a/src/recorded_battle.c b/src/recorded_battle.c
index 881c2d3ec..6fcbe04f1 100644
--- a/src/recorded_battle.c
+++ b/src/recorded_battle.c
@@ -55,7 +55,7 @@ struct RecordedBattleSave
     u16 opponentA;
     u16 opponentB;
     u16 partnerId;
-    u16 field_4FA;
+    u16 multiplayerId;
     u8 lvlMode;
     u8 frontierFacility;
     u8 frontierBrainSymbol;
@@ -83,7 +83,7 @@ EWRAM_DATA static u8 sLvlMode = 0;
 EWRAM_DATA static u8 sFrontierFacility = 0;
 EWRAM_DATA static u8 sFrontierBrainSymbol = 0;
 EWRAM_DATA static MainCallback sCallback2_AfterRecordedBattle = NULL;
-EWRAM_DATA u8 gUnknown_0203C7B4 = 0;
+EWRAM_DATA u8 gRecordedBattleMultiplayerId = 0;
 EWRAM_DATA static u8 sUnknown_0203C7B5 = 0;
 EWRAM_DATA static u8 sBattleScene = 0;
 EWRAM_DATA static u8 sTextSpeed = 0;
@@ -154,7 +154,7 @@ void sub_8184E58(void)
         u8 linkPlayersCount;
         u8 text[30];
 
-        gUnknown_0203C7B4 = GetMultiplayerId();
+        gRecordedBattleMultiplayerId = GetMultiplayerId();
         linkPlayersCount = GetLinkPlayerCount();
 
         for (i = 0; i < MAX_BATTLERS_COUNT; i++)
@@ -362,11 +362,14 @@ bool32 MoveRecordedBattleToSaveData(void)
 
     if (sBattleFlags & BATTLE_TYPE_LINK)
     {
-        battleSave->battleFlags = (sBattleFlags & ~(BATTLE_TYPE_LINK | BATTLE_TYPE_20)) | BATTLE_TYPE_x2000000;
+        battleSave->battleFlags = (sBattleFlags & ~(BATTLE_TYPE_LINK | BATTLE_TYPE_LINK_IN_BATTLE)) | BATTLE_TYPE_RECORDED_LINK;
 
+        // BATTLE_TYPE_RECORDED_IS_MASTER set indicates battle will play
+        // out from player's perspective (i.e. player with back to camera)
+        // Otherwise player will appear on "opponent" side
         if (sBattleFlags & BATTLE_TYPE_IS_MASTER)
         {
-            battleSave->battleFlags |= BATTLE_TYPE_x80000000;
+            battleSave->battleFlags |= BATTLE_TYPE_RECORDED_IS_MASTER;
         }
         else if (sBattleFlags & BATTLE_TYPE_MULTI)
         {
@@ -374,13 +377,13 @@ bool32 MoveRecordedBattleToSaveData(void)
             {
             case 0:
             case 2:
-                if (!(sPlayers[gUnknown_0203C7B4].battlerId & 1))
-                    battleSave->battleFlags |= BATTLE_TYPE_x80000000;
+                if (!(sPlayers[gRecordedBattleMultiplayerId].battlerId & 1))
+                    battleSave->battleFlags |= BATTLE_TYPE_RECORDED_IS_MASTER;
                 break;
             case 1:
             case 3:
-                if ((sPlayers[gUnknown_0203C7B4].battlerId & 1))
-                    battleSave->battleFlags |= BATTLE_TYPE_x80000000;
+                if ((sPlayers[gRecordedBattleMultiplayerId].battlerId & 1))
+                    battleSave->battleFlags |= BATTLE_TYPE_RECORDED_IS_MASTER;
                 break;
             }
         }
@@ -393,7 +396,7 @@ bool32 MoveRecordedBattleToSaveData(void)
     battleSave->opponentA = gTrainerBattleOpponent_A;
     battleSave->opponentB = gTrainerBattleOpponent_B;
     battleSave->partnerId = gPartnerTrainerId;
-    battleSave->field_4FA = gUnknown_0203C7B4;
+    battleSave->multiplayerId = gRecordedBattleMultiplayerId;
     battleSave->lvlMode = gSaveBlock2Ptr->frontier.lvlMode;
     battleSave->frontierFacility = sFrontierFacility;
     battleSave->frontierBrainSymbol = sFrontierBrainSymbol;
@@ -573,7 +576,7 @@ static void SetVariablesForRecordedBattle(struct RecordedBattleSave *src)
     gTrainerBattleOpponent_A = src->opponentA;
     gTrainerBattleOpponent_B = src->opponentB;
     gPartnerTrainerId = src->partnerId;
-    gUnknown_0203C7B4 = src->field_4FA;
+    gRecordedBattleMultiplayerId = src->multiplayerId;
     sLvlMode = gSaveBlock2Ptr->frontier.lvlMode;
     sFrontierFacility = src->frontierFacility;
     sFrontierBrainSymbol = src->frontierBrainSymbol;
@@ -715,7 +718,7 @@ void RecordedBattle_CopyBattlerMoves(void)
 
     if (GetBattlerSide(gActiveBattler) == B_SIDE_OPPONENT)
         return;
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         return;
     if (sUnknown_0203C7AC == 2)
         return;
@@ -732,7 +735,7 @@ void sub_818603C(u8 arg0)
 {
     s32 battlerId, j, k;
 
-    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_x2000000))
+    if (gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED_LINK))
         return;
 
     for (battlerId = 0; battlerId < gBattlersCount; battlerId++)