diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDeathEvent.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDeathEvent.kt
index 5ad1baa..c696eda 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDeathEvent.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDeathEvent.kt
@@ -13,8 +13,6 @@ abstract class BossDeathEvent(
         return HANDLERS
     }
 
-    abstract val lifecycle: BossLifecycle
-
     companion object {
         private val HANDLERS = HandlerList()
 
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDespawnEvent.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDespawnEvent.kt
index 1f0d94b..f955d0e 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDespawnEvent.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossDespawnEvent.kt
@@ -11,8 +11,6 @@ class BossDespawnEvent(
         return HANDLERS
     }
 
-    override val lifecycle: BossLifecycle = BossLifecycle.DESPAWN
-
     companion object {
         private val HANDLERS = HandlerList()
 
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossKillEvent.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossKillEvent.kt
index 62cf2d8..441943a 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossKillEvent.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/events/BossKillEvent.kt
@@ -15,8 +15,6 @@ class BossKillEvent(
         return HANDLERS
     }
 
-    override val lifecycle: BossLifecycle = BossLifecycle.KILL
-
     companion object {
         private val HANDLERS = HandlerList()
 
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/lifecycle/LifecycleHandlers.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/lifecycle/LifecycleHandlers.kt
index 58a3e6c..d0d982c 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/lifecycle/LifecycleHandlers.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/ecobosses/lifecycle/LifecycleHandlers.kt
@@ -2,6 +2,8 @@ package com.willfp.ecobosses.lifecycle
 
 import com.willfp.ecobosses.bosses.Bosses
 import com.willfp.ecobosses.events.BossDeathEvent
+import com.willfp.ecobosses.events.BossDespawnEvent
+import com.willfp.ecobosses.events.BossKillEvent
 import com.willfp.ecobosses.events.BossSpawnEvent
 import org.bukkit.entity.LivingEntity
 import org.bukkit.event.EventHandler
@@ -14,7 +16,7 @@ class LifecycleHandlers : Listener {
         ignoreCancelled = true,
         priority = EventPriority.MONITOR
     )
-    fun onInjure(event: EntityDamageEvent) {
+    fun handle(event: EntityDamageEvent) {
         val entity = event.entity as? LivingEntity ?: return
         val boss = Bosses[entity] ?: return
 
@@ -25,17 +27,27 @@ class LifecycleHandlers : Listener {
         ignoreCancelled = true,
         priority = EventPriority.MONITOR
     )
-    fun onInjure(event: BossDeathEvent) {
+    fun handle(event: BossKillEvent) {
         val entity = event.boss.entity ?: return
 
-        event.boss.boss.handleLifecycle(event.lifecycle, entity.location, entity)
+        event.boss.boss.handleLifecycle(BossLifecycle.KILL, entity.location, entity)
     }
 
     @EventHandler(
         ignoreCancelled = true,
         priority = EventPriority.MONITOR
     )
-    fun onInjure(event: BossSpawnEvent) {
+    fun handle(event: BossDespawnEvent) {
+        val entity = event.boss.entity ?: return
+
+        event.boss.boss.handleLifecycle(BossLifecycle.DESPAWN, entity.location, entity)
+    }
+
+    @EventHandler(
+        ignoreCancelled = true,
+        priority = EventPriority.MONITOR
+    )
+    fun handle(event: BossSpawnEvent) {
         event.boss.handleLifecycle(BossLifecycle.SPAWN, event.location, null)
     }
 }
\ No newline at end of file