diff --git a/Source/monster.cpp b/Source/monster.cpp
index 61085bb57..b79d3f7b8 100644
--- a/Source/monster.cpp
+++ b/Source/monster.cpp
@@ -1061,7 +1061,7 @@ void MonsterHitMonster(int mid, int i, int dam)
 	if (i >= 0 && i < MAX_PLRS)
 		monster.mWhoHit |= 1 << i;
 
-	delta_monster_hp(mid, monster._mhitpoints, currlevel);
+	delta_monster_hp(mid, monster._mhitpoints, *MyPlayer);
 	NetSendCmdMonDmg(false, mid, dam);
 	PlayEffect(monster, 1);
 
@@ -1142,7 +1142,7 @@ void StartDeathFromMonster(int i, int mid)
 	assert(mid >= 0 && mid < MAXMONSTERS);
 	Monster &monster = Monsters[mid];
 
-	delta_kill_monster(mid, monster.position.tile, currlevel);
+	delta_kill_monster(mid, monster.position.tile, *MyPlayer);
 	NetSendCmdLocParam1(false, CMD_MONSTDEATH, monster.position.tile, mid);
 
 	Direction md = GetDirection(monster.position.tile, killer.position.tile);
@@ -3976,7 +3976,7 @@ void M_StartHit(int i, int pnum, int dam)
 	if (pnum >= 0)
 		monster.mWhoHit |= 1 << pnum;
 	if (pnum == MyPlayerId) {
-		delta_monster_hp(i, monster._mhitpoints, currlevel);
+		delta_monster_hp(i, monster._mhitpoints, *MyPlayer);
 		NetSendCmdMonDmg(false, i, dam);
 	}
 	PlayEffect(monster, 1);
@@ -4007,7 +4007,7 @@ void M_StartKill(int i, int pnum)
 	auto &monster = Monsters[i];
 
 	if (MyPlayerId == pnum) {
-		delta_kill_monster(i, monster.position.tile, currlevel);
+		delta_kill_monster(i, monster.position.tile, *MyPlayer);
 		if (i != pnum) {
 			NetSendCmdLocParam1(false, CMD_MONSTDEATH, monster.position.tile, i);
 		} else {
diff --git a/Source/msg.cpp b/Source/msg.cpp
index cbd436b6f..b66f45b56 100644
--- a/Source/msg.cpp
+++ b/Source/msg.cpp
@@ -1519,7 +1519,7 @@ DWORD OnMonstDeath(const TCmd *pCmd, int pnum)
 		Player &player = Players[pnum];
 		if (player.isOnActiveLevel())
 			M_SyncStartKill(message.wParam1, position, pnum);
-		delta_kill_monster(message.wParam1, position, player.plrlevel);
+		delta_kill_monster(message.wParam1, position, player);
 	}
 
 	return sizeof(message);
@@ -1533,9 +1533,10 @@ DWORD OnKillGolem(const TCmd *pCmd, int pnum)
 	if (gbBufferMsgs == 1)
 		SendPacket(pnum, &message, sizeof(message));
 	else if (pnum != MyPlayerId && InDungeonBounds(position) && message.wParam1 < NUMLEVELS) {
-		if (currlevel == message.wParam1)
+		Player &player = Players[pnum];
+		if (player.isOnActiveLevel())
 			M_SyncStartKill(pnum, position, pnum);
-		delta_kill_monster(pnum, position, message.wParam1);
+		delta_kill_monster(pnum, position, player);
 	}
 
 	return sizeof(message);
@@ -1581,7 +1582,7 @@ DWORD OnMonstDamage(const TCmd *pCmd, int pnum)
 				monster._mhitpoints -= message.dwDam;
 				if ((monster._mhitpoints >> 6) < 1)
 					monster._mhitpoints = 1 << 6;
-				delta_monster_hp(message.wMon, monster._mhitpoints, player.plrlevel);
+				delta_monster_hp(message.wMon, monster._mhitpoints, player);
 			}
 		}
 	}
@@ -2191,26 +2192,26 @@ void delta_init()
 	deltaload = false;
 }
 
-void delta_kill_monster(int mi, Point position, uint8_t bLevel)
+void delta_kill_monster(int mi, Point position, const Player &player)
 {
 	if (!gbIsMultiplayer)
 		return;
 
 	sgbDeltaChanged = true;
-	DMonsterStr *pD = &GetDeltaLevel(bLevel).monster[mi];
+	DMonsterStr *pD = &GetDeltaLevel(player).monster[mi];
 	pD->_mx = position.x;
 	pD->_my = position.y;
 	pD->_mdir = Monsters[mi]._mdir;
 	pD->_mhitpoints = 0;
 }
 
-void delta_monster_hp(int mi, int hp, uint8_t bLevel)
+void delta_monster_hp(int mi, int hp, const Player &player)
 {
 	if (!gbIsMultiplayer)
 		return;
 
 	sgbDeltaChanged = true;
-	DMonsterStr *pD = &GetDeltaLevel(bLevel).monster[mi];
+	DMonsterStr *pD = &GetDeltaLevel(player).monster[mi];
 	if (pD->_mhitpoints > hp)
 		pD->_mhitpoints = hp;
 }
diff --git a/Source/msg.h b/Source/msg.h
index b3c0218eb..1c9d8cf8c 100644
--- a/Source/msg.h
+++ b/Source/msg.h
@@ -721,8 +721,8 @@ void run_delta_info();
 void DeltaExportData(int pnum);
 void DeltaSyncJunk();
 void delta_init();
-void delta_kill_monster(int mi, Point position, uint8_t bLevel);
-void delta_monster_hp(int mi, int hp, uint8_t bLevel);
+void delta_kill_monster(int mi, Point position, const Player &player);
+void delta_monster_hp(int mi, int hp, const Player &player);
 void delta_sync_monster(const TSyncMonster &monsterSync, uint8_t level);
 void DeltaAddItem(int ii);
 void DeltaSaveLevel();