diff --git a/runelite-client/src/main/java/net/runelite/client/RuntimeConfig.java b/runelite-client/src/main/java/net/runelite/client/RuntimeConfig.java
index fe5f0e733d..6fafe1132a 100644
--- a/runelite-client/src/main/java/net/runelite/client/RuntimeConfig.java
+++ b/runelite-client/src/main/java/net/runelite/client/RuntimeConfig.java
@@ -43,6 +43,7 @@ public class RuntimeConfig
 	private Map<String, String> outageLinks;
 
 	private Set<Integer> ignoreDeadNpcs;
+	private Set<Integer> forceDeadNpcs;
 
 	public boolean showOutageMessage()
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/game/LootManager.java b/runelite-client/src/main/java/net/runelite/client/game/LootManager.java
index 8550aa9320..c10acc52a2 100644
--- a/runelite-client/src/main/java/net/runelite/client/game/LootManager.java
+++ b/runelite-client/src/main/java/net/runelite/client/game/LootManager.java
@@ -71,6 +71,7 @@ public class LootManager
 
 	private final EventBus eventBus;
 	private final Client client;
+	private final NpcUtil npcUtil;
 	private final ListMultimap<Integer, ItemStack> itemSpawns = ArrayListMultimap.create();
 	private final Set<LocalPoint> killPoints = new HashSet<>();
 	private WorldPoint playerLocationLastTick;
@@ -80,10 +81,11 @@ public class LootManager
 	private int delayedLootTickLimit;
 
 	@Inject
-	private LootManager(EventBus eventBus, Client client)
+	private LootManager(EventBus eventBus, Client client, NpcUtil npcUtil)
 	{
 		this.eventBus = eventBus;
 		this.client = client;
+		this.npcUtil = npcUtil;
 		eventBus.register(this);
 	}
 
@@ -98,7 +100,7 @@ public class LootManager
 			delayedLootTickLimit = 0;
 		}
 
-		if (!npc.isDead())
+		if (!npcUtil.isDying(npc))
 		{
 			int id = npc.getId();
 			switch (id)
diff --git a/runelite-client/src/main/java/net/runelite/client/game/NpcUtil.java b/runelite-client/src/main/java/net/runelite/client/game/NpcUtil.java
index a147c114e4..f36466a1c6 100644
--- a/runelite-client/src/main/java/net/runelite/client/game/NpcUtil.java
+++ b/runelite-client/src/main/java/net/runelite/client/game/NpcUtil.java
@@ -85,6 +85,7 @@ public class NpcUtil
 			case NpcID.ANCIENT_ZYGOMITE:
 			case NpcID.ROCKSLUG:
 			case NpcID.ROCKSLUG_422:
+			case NpcID.GIANT_ROCKSLUG:
 			case NpcID.DESERT_LIZARD:
 			case NpcID.DESERT_LIZARD_460:
 			case NpcID.DESERT_LIZARD_461:
@@ -94,6 +95,12 @@ public class NpcUtil
 			case NpcID.GROWTHLING:
 			case NpcID.KALPHITE_QUEEN_963: // KQ's first form sometimes regenerates 1hp after reaching 0hp, thus not dying
 				return false;
+			// These NPCs transform and have their `isDead()` reset to `false` despite actually being dead in these forms
+			case NpcID.DRAKE_8613:
+			case NpcID.GUARDIAN_DRAKE_10401:
+			case NpcID.ALCHEMICAL_HYDRA_8634:
+			case NpcID.NEX_11282:
+				return true;
 			default:
 				if (runtimeConfig != null)
 				{
@@ -102,6 +109,12 @@ public class NpcUtil
 					{
 						return false;
 					}
+
+					Set<Integer> forceDeadNpcs = runtimeConfig.getForceDeadNpcs();
+					if (forceDeadNpcs != null && forceDeadNpcs.contains(id))
+					{
+						return true;
+					}
 				}
 
 				final NPCComposition npcComposition = npc.getTransformedComposition();
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/bosstimer/BossTimersPlugin.java b/runelite-client/src/main/java/net/runelite/client/plugins/bosstimer/BossTimersPlugin.java
index 0e6b98c907..cca16cc794 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/bosstimer/BossTimersPlugin.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/bosstimer/BossTimersPlugin.java
@@ -31,6 +31,7 @@ import net.runelite.api.NPC;
 import net.runelite.api.events.NpcDespawned;
 import net.runelite.client.eventbus.Subscribe;
 import net.runelite.client.game.ItemManager;
+import net.runelite.client.game.NpcUtil;
 import net.runelite.client.plugins.Plugin;
 import net.runelite.client.plugins.PluginDescriptor;
 import net.runelite.client.ui.overlay.infobox.InfoBoxManager;
@@ -49,6 +50,9 @@ public class BossTimersPlugin extends Plugin
 	@Inject
 	private ItemManager itemManager;
 
+	@Inject
+	private NpcUtil npcUtil;
+
 	@Override
 	protected void shutDown() throws Exception
 	{
@@ -60,7 +64,7 @@ public class BossTimersPlugin extends Plugin
 	{
 		NPC npc = npcDespawned.getNpc();
 
-		if (!npc.isDead())
+		if (!npcUtil.isDying(npc))
 		{
 			return;
 		}