diff --git a/data/battle_scripts_1.s b/data/battle_scripts_1.s
index 3c59041b6..77eddc8ab 100644
--- a/data/battle_scripts_1.s
+++ b/data/battle_scripts_1.s
@@ -6058,17 +6058,6 @@ BattleScript_AtkDefDownTryDef:
 BattleScript_AtkDefDownRet:
 	return
 
-BattleScript_DefDown::
-	setbyte sSTAT_ANIM_PLAYED, FALSE
-	playstatchangeanimation BS_ATTACKER, BIT_DEF, STAT_CHANGE_CANT_PREVENT | STAT_CHANGE_NEGATIVE
-	setstatchanger STAT_DEF, 1, TRUE
-	statbuffchange MOVE_EFFECT_AFFECTS_USER | MOVE_EFFECT_CERTAIN | STAT_BUFF_ALLOW_PTR, BattleScript_DefDownRet
-	jumpifbyte CMP_EQUAL, cMULTISTRING_CHOOSER, 0x2, BattleScript_DefDownRet
-	printfromtable gStatDownStringIds
-	waitmessage 0x40
-BattleScript_DefDownRet:
-	return
-
 BattleScript_DefSpDefDown::
 	setbyte sSTAT_ANIM_PLAYED, FALSE
 	playstatchangeanimation BS_ATTACKER, BIT_DEF | BIT_SPDEF, STAT_CHANGE_CANT_PREVENT | STAT_CHANGE_NEGATIVE | STAT_CHANGE_MULTIPLE_STATS
diff --git a/include/battle_scripts.h b/include/battle_scripts.h
index 196383dc3..0b94a6ae7 100644
--- a/include/battle_scripts.h
+++ b/include/battle_scripts.h
@@ -90,7 +90,6 @@ extern const u8 BattleScript_SelectingNotAllowedMoveTauntInPalace[];
 extern const u8 BattleScript_WishComesTrue[];
 extern const u8 BattleScript_IngrainTurnHeal[];
 extern const u8 BattleScript_AtkDefDown[];
-extern const u8 BattleScript_DefDown[]; // Hyperspace Fury
 extern const u8 BattleScript_DefSpDefDown[];
 extern const u8 BattleScript_KnockedOff[];
 extern const u8 BattleScript_MoveUsedIsImprisoned[];
diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index ede3d16a3..e9fce3ac6 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -3149,11 +3149,6 @@ void SetMoveEffect(bool32 primary, u32 certain)
                         gBattlescriptCurrInstr = BattleScript_MoveEffectFeint;
                     }
 				}
-                if (gCurrentMove == MOVE_HYPERSPACE_FURY)
-                {
-                    BattleScriptPush(gBattlescriptCurrInstr + 1);
-                    gBattlescriptCurrInstr = BattleScript_DefDown;
-                }
                 break;
             case MOVE_EFFECT_SPECTRAL_THIEF:
                 gBattleStruct->stolenStats[0] = 0; // Stats to steal.
diff --git a/src/data/battle_moves.h b/src/data/battle_moves.h
index fa1d54c39..5a9de6b9e 100644
--- a/src/data/battle_moves.h
+++ b/src/data/battle_moves.h
@@ -9581,7 +9581,7 @@ const struct BattleMove gBattleMoves[MOVES_COUNT] =
 
     [MOVE_HYPERSPACE_FURY] =
     {
-        .effect = EFFECT_FEINT,
+        .effect = EFFECT_ATTACKER_DEFENSE_DOWN_HIT,
         .power = 100,
         .type = TYPE_DARK,
         .accuracy = 0,
@@ -9591,6 +9591,7 @@ const struct BattleMove gBattleMoves[MOVES_COUNT] =
         .priority = 0,
         .flags = FLAG_MIRROR_MOVE_AFFECTED | FLAG_KINGS_ROCK_AFFECTED,
         .split = SPLIT_PHYSICAL,
+		.argument = MOVE_EFFECT_FEINT,
     },
 
     [MOVE_SHORE_UP] =