diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index d223f1053..8cd30afaf 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -8854,66 +8854,54 @@ static void Cmd_setlightscreen(void)
 
 static void Cmd_tryKO(void)
 {
-    u8 holdEffect, param;
-
-    if (gBattleMons[gBattlerTarget].item == ITEM_ENIGMA_BERRY)
-    {
-       holdEffect = gEnigmaBerries[gBattlerTarget].holdEffect;
-       param = gEnigmaBerries[gBattlerTarget].holdEffectParam;
-    }
-    else
-    {
-        holdEffect = ItemId_GetHoldEffect(gBattleMons[gBattlerTarget].item);
-        param = ItemId_GetHoldEffectParam(gBattleMons[gBattlerTarget].item);
-    }
+    bool32 lands = FALSE;
+    u32 holdEffect = GetBattlerHoldEffect(gBattlerTarget, TRUE);
 
     gPotentialItemEffectBattler = gBattlerTarget;
-
-    if (holdEffect == HOLD_EFFECT_FOCUS_BAND && (Random() % 100) < param)
+    if (holdEffect == HOLD_EFFECT_FOCUS_BAND
+        && (Random() % 100) < GetBattlerHoldEffectParam(gBattlerTarget))
     {
-        RecordItemEffectBattle(gBattlerTarget, HOLD_EFFECT_FOCUS_BAND);
         gSpecialStatuses[gBattlerTarget].focusBanded = 1;
+        RecordItemEffectBattle(gBattlerTarget, holdEffect);
+    }
+    else if (holdEffect == HOLD_EFFECT_FOCUS_SASH && BATTLER_MAX_HP(gBattlerTarget))
+    {
+        gSpecialStatuses[gBattlerTarget].focusSashed = 1;
+        RecordItemEffectBattle(gBattlerTarget, holdEffect);
     }
 
-    if (gBattleMons[gBattlerTarget].ability == ABILITY_STURDY)
+    if (GetBattlerAbility(gBattlerTarget) == ABILITY_STURDY)
     {
         gMoveResultFlags |= MOVE_RESULT_MISSED;
         gLastUsedAbility = ABILITY_STURDY;
         gBattlescriptCurrInstr = BattleScript_SturdyPreventsOHKO;
-        RecordAbilityBattle(gBattlerTarget, ABILITY_STURDY);
+        gBattlerAbility = gBattlerTarget;
     }
     else
     {
-        u16 chance;
-        if (!(gStatuses3[gBattlerTarget] & STATUS3_ALWAYS_HITS))
+        if ((((gStatuses3[gBattlerTarget] & STATUS3_ALWAYS_HITS)
+                && gDisableStructs[gBattlerTarget].battlerWithSureHit == gBattlerAttacker)
+            || GetBattlerAbility(gBattlerAttacker) == ABILITY_NO_GUARD
+            || GetBattlerAbility(gBattlerTarget) == ABILITY_NO_GUARD)
+            && gBattleMons[gBattlerAttacker].level >= gBattleMons[gBattlerTarget].level)
         {
-            chance = gBattleMoves[gCurrentMove].accuracy + (gBattleMons[gBattlerAttacker].level - gBattleMons[gBattlerTarget].level);
-            if (Random() % 100 + 1 < chance && gBattleMons[gBattlerAttacker].level >= gBattleMons[gBattlerTarget].level)
-                chance = TRUE;
-            else
-                chance = FALSE;
-        }
-        else if (gDisableStructs[gBattlerTarget].battlerWithSureHit == gBattlerAttacker
-                 && gBattleMons[gBattlerAttacker].level >= gBattleMons[gBattlerTarget].level)
-        {
-            chance = TRUE;
+            lands = TRUE;
         }
         else
         {
-            chance = gBattleMoves[gCurrentMove].accuracy + (gBattleMons[gBattlerAttacker].level - gBattleMons[gBattlerTarget].level);
-            if (Random() % 100 + 1 < chance && gBattleMons[gBattlerAttacker].level >= gBattleMons[gBattlerTarget].level)
-                chance = TRUE;
-            else
-                chance = FALSE;
+            u16 odds = gBattleMoves[gCurrentMove].accuracy + (gBattleMons[gBattlerAttacker].level - gBattleMons[gBattlerTarget].level);
+            if (Random() % 100 + 1 < odds && gBattleMons[gBattlerAttacker].level >= gBattleMons[gBattlerTarget].level)
+                lands = TRUE;
         }
-        if (chance)
+
+        if (lands)
         {
             if (gProtectStructs[gBattlerTarget].endured)
             {
                 gBattleMoveDamage = gBattleMons[gBattlerTarget].hp - 1;
                 gMoveResultFlags |= MOVE_RESULT_FOE_ENDURED;
             }
-            else if (gSpecialStatuses[gBattlerTarget].focusBanded)
+            else if (gSpecialStatuses[gBattlerTarget].focusBanded || gSpecialStatuses[gBattlerTarget].focusSashed)
             {
                 gBattleMoveDamage = gBattleMons[gBattlerTarget].hp - 1;
                 gMoveResultFlags |= MOVE_RESULT_FOE_HUNG_ON;