diff --git a/src/battle_util.c b/src/battle_util.c
index 5ae26d37bb..1f89a082e5 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -7450,6 +7450,48 @@ bool32 IsMoveMakingContact(u16 move, u8 battlerAtk)
     }
 }
 
+bool32 IsBattlerProtected(u8 battlerId, u16 move)
+{
+    // Decorate bypasses protect and detect, but not crafty shield
+    if (move == MOVE_DECORATE)
+    {
+        if (gSideStatuses[GetBattlerSide(battlerId)] & SIDE_STATUS_CRAFTY_SHIELD)
+            return TRUE;
+        else if (gProtectStructs[battlerId].protected)
+            return FALSE;
+    }
+    
+    if (!(gBattleMoves[move].flags & FLAG_PROTECT_AFFECTED))
+        return FALSE;
+    else if (gBattleMoves[move].effect == MOVE_EFFECT_FEINT)
+        return FALSE;
+    else if (gProtectStructs[battlerId].protected)
+        return TRUE;
+    else if (gSideStatuses[GetBattlerSide(battlerId)] & SIDE_STATUS_WIDE_GUARD
+             && gBattleMoves[move].target & (MOVE_TARGET_BOTH | MOVE_TARGET_FOES_AND_ALLY))
+        return TRUE;
+    else if (gProtectStructs[battlerId].banefulBunkered)
+        return TRUE;
+    else if (gProtectStructs[battlerId].obstructed && !IS_MOVE_STATUS(move))
+        return TRUE;
+    else if (gProtectStructs[battlerId].spikyShielded)
+        return TRUE;
+    else if (gProtectStructs[battlerId].kingsShielded && gBattleMoves[move].power != 0)
+        return TRUE;
+    else if (gSideStatuses[GetBattlerSide(battlerId)] & SIDE_STATUS_QUICK_GUARD
+             && GetChosenMovePriority(gBattlerAttacker) > 0)
+        return TRUE;
+    else if (gSideStatuses[GetBattlerSide(battlerId)] & SIDE_STATUS_CRAFTY_SHIELD
+      && IS_MOVE_STATUS(move))
+        return TRUE;
+    else if (gSideStatuses[GetBattlerSide(battlerId)] & SIDE_STATUS_MAT_BLOCK
+      && !IS_MOVE_STATUS(move))
+        return TRUE;
+    else
+        return FALSE;
+}
+
+
 bool32 IsBattlerGrounded(u8 battlerId)
 {
     if (GetBattlerHoldEffect(battlerId, TRUE) == HOLD_EFFECT_IRON_BALL)