diff --git a/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java b/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
index 79588fc26..467e23aad 100644
--- a/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
+++ b/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
@@ -3422,7 +3422,7 @@ public class NPCCommands {
 
     @Command(
             aliases = { "npc" },
-            usage = "wither (--invulnerable [true|false]) (--arrow-shield [true|false])",
+            usage = "wither (--invulnerable [true|false]) (--invulnerable-ticks [ticks]) (--arrow-shield [true|false])",
             desc = "",
             modifiers = { "wither" },
             min = 1,
@@ -3431,11 +3431,15 @@ public class NPCCommands {
             permission = "citizens.npc.wither")
     @Requirements(selected = true, ownership = true, types = { EntityType.WITHER })
     public void wither(CommandContext args, CommandSender sender, NPC npc, @Flag("invulnerable") Boolean invulnerable,
-            @Flag("arrow-shield") Boolean arrows) throws CommandException {
+            @Flag("arrow-shield") Boolean arrows, @Flag("invulnerable-ticks") Integer invulnerableTicks)
+            throws CommandException {
         WitherTrait trait = npc.getOrAddTrait(WitherTrait.class);
         if (invulnerable != null) {
             trait.setInvulnerable(invulnerable);
         }
+        if (invulnerableTicks != null) {
+            trait.setInvulnerableTicks(invulnerableTicks);
+        }
         if (arrows != null) {
             trait.setBlocksArrows(arrows);
         }
diff --git a/main/src/main/java/net/citizensnpcs/trait/WitherTrait.java b/main/src/main/java/net/citizensnpcs/trait/WitherTrait.java
index 2f8556062..83624e1d9 100644
--- a/main/src/main/java/net/citizensnpcs/trait/WitherTrait.java
+++ b/main/src/main/java/net/citizensnpcs/trait/WitherTrait.java
@@ -18,6 +18,8 @@ public class WitherTrait extends Trait {
     private Boolean arrowShield;
     @Persist("charged")
     private Boolean invulnerable;
+    @Persist("invulnerableticks")
+    private Integer invulnerableTicks;
 
     public WitherTrait() {
         super("withertrait");
@@ -27,8 +29,16 @@ public class WitherTrait extends Trait {
         return arrowShield;
     }
 
+    public Integer getInvulnerableTicks() {
+        return invulnerableTicks;
+    }
+
     public boolean isInvulnerable() {
-        return invulnerable == null ? npc.isProtected() : invulnerable;
+        if (invulnerable != null)
+            return invulnerable;
+        if (invulnerableTicks != null)
+            return invulnerableTicks > 0;
+        return npc.isProtected();
     }
 
     @Override
@@ -36,7 +46,13 @@ public class WitherTrait extends Trait {
         if (!(npc.getEntity() instanceof Wither))
             return;
         Wither wither = (Wither) npc.getEntity();
-        NMS.setWitherInvulnerable(wither, invulnerable == null ? npc.isProtected() : invulnerable);
+        if (invulnerable != null) {
+            NMS.setWitherInvulnerableTicks(wither, invulnerable ? 20 : 0);
+        } else if (invulnerableTicks != null) {
+            NMS.setWitherInvulnerableTicks(wither, invulnerableTicks);
+        } else {
+            NMS.setWitherInvulnerableTicks(wither, npc.isProtected() ? 20 : 0);
+        }
         if (arrowShield != null) {
             npc.data().set("wither-arrow-shield", arrowShield);
         } else {
@@ -51,4 +67,8 @@ public class WitherTrait extends Trait {
     public void setInvulnerable(boolean invulnerable) {
         this.invulnerable = invulnerable;
     }
+
+    public void setInvulnerableTicks(int ticks) {
+        this.invulnerableTicks = ticks;
+    }
 }
diff --git a/main/src/main/java/net/citizensnpcs/util/NMS.java b/main/src/main/java/net/citizensnpcs/util/NMS.java
index 30b5104f0..d3bc72562 100644
--- a/main/src/main/java/net/citizensnpcs/util/NMS.java
+++ b/main/src/main/java/net/citizensnpcs/util/NMS.java
@@ -914,8 +914,8 @@ public class NMS {
         BRIDGE.setWardenPose(entity, pose);
     }
 
-    public static void setWitherInvulnerable(Wither wither, boolean charged) {
-        BRIDGE.setWitherCharged(wither, charged);
+    public static void setWitherInvulnerableTicks(Wither wither, int ticks) {
+        BRIDGE.setWitherInvulnerableTicks(wither, ticks);
     }
 
     public static boolean shouldJump(org.bukkit.entity.Entity entity) {
diff --git a/main/src/main/java/net/citizensnpcs/util/NMSBridge.java b/main/src/main/java/net/citizensnpcs/util/NMSBridge.java
index 70a072c13..608dcbbf0 100644
--- a/main/src/main/java/net/citizensnpcs/util/NMSBridge.java
+++ b/main/src/main/java/net/citizensnpcs/util/NMSBridge.java
@@ -271,7 +271,9 @@ public interface NMSBridge {
     public default void setWardenPose(Entity entity, Object pose) {
     }
 
-    public void setWitherCharged(Wither wither, boolean charged);
+    public default void setWitherInvulnerableTicks(Wither wither, int ticks) {
+        wither.setInvulnerabilityTicks(ticks);
+    }
 
     public boolean shouldJump(Entity entity);
 
diff --git a/v1_10_R1/src/main/java/net/citizensnpcs/nms/v1_10_R1/util/NMSImpl.java b/v1_10_R1/src/main/java/net/citizensnpcs/nms/v1_10_R1/util/NMSImpl.java
index b61a93c90..89e99a73e 100644
--- a/v1_10_R1/src/main/java/net/citizensnpcs/nms/v1_10_R1/util/NMSImpl.java
+++ b/v1_10_R1/src/main/java/net/citizensnpcs/nms/v1_10_R1/util/NMSImpl.java
@@ -1334,9 +1334,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.g(charged ? 20 : 0);
+        handle.g(ticks);
     }
 
     @Override
diff --git a/v1_11_R1/src/main/java/net/citizensnpcs/nms/v1_11_R1/util/NMSImpl.java b/v1_11_R1/src/main/java/net/citizensnpcs/nms/v1_11_R1/util/NMSImpl.java
index 189fef815..ea190c7b1 100644
--- a/v1_11_R1/src/main/java/net/citizensnpcs/nms/v1_11_R1/util/NMSImpl.java
+++ b/v1_11_R1/src/main/java/net/citizensnpcs/nms/v1_11_R1/util/NMSImpl.java
@@ -1387,9 +1387,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.g(charged ? 20 : 0);
+        handle.g(ticks);
     }
 
     @Override
diff --git a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/NMSImpl.java b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/NMSImpl.java
index 2c368c194..8c8d78366 100644
--- a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/NMSImpl.java
+++ b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/NMSImpl.java
@@ -1394,9 +1394,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.g(charged ? 20 : 0);
+        handle.g(ticks);
     }
 
     @Override
diff --git a/v1_13_R2/src/main/java/net/citizensnpcs/nms/v1_13_R2/util/NMSImpl.java b/v1_13_R2/src/main/java/net/citizensnpcs/nms/v1_13_R2/util/NMSImpl.java
index e770679b1..a9a67483f 100644
--- a/v1_13_R2/src/main/java/net/citizensnpcs/nms/v1_13_R2/util/NMSImpl.java
+++ b/v1_13_R2/src/main/java/net/citizensnpcs/nms/v1_13_R2/util/NMSImpl.java
@@ -1431,9 +1431,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.d(charged ? 20 : 0);
+        handle.d(ticks);
     }
 
     @Override
diff --git a/v1_14_R1/src/main/java/net/citizensnpcs/nms/v1_14_R1/util/NMSImpl.java b/v1_14_R1/src/main/java/net/citizensnpcs/nms/v1_14_R1/util/NMSImpl.java
index 52030fbe1..d3333acfe 100644
--- a/v1_14_R1/src/main/java/net/citizensnpcs/nms/v1_14_R1/util/NMSImpl.java
+++ b/v1_14_R1/src/main/java/net/citizensnpcs/nms/v1_14_R1/util/NMSImpl.java
@@ -1490,9 +1490,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.r(charged ? 20 : 0);
+        handle.r(ticks);
     }
 
     @Override
diff --git a/v1_15_R1/src/main/java/net/citizensnpcs/nms/v1_15_R1/util/NMSImpl.java b/v1_15_R1/src/main/java/net/citizensnpcs/nms/v1_15_R1/util/NMSImpl.java
index a73bb3fb3..cd236eb5d 100644
--- a/v1_15_R1/src/main/java/net/citizensnpcs/nms/v1_15_R1/util/NMSImpl.java
+++ b/v1_15_R1/src/main/java/net/citizensnpcs/nms/v1_15_R1/util/NMSImpl.java
@@ -1539,9 +1539,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.s(charged ? 20 : 0);
+        handle.s(ticks);
     }
 
     @Override
diff --git a/v1_16_R3/src/main/java/net/citizensnpcs/nms/v1_16_R3/util/NMSImpl.java b/v1_16_R3/src/main/java/net/citizensnpcs/nms/v1_16_R3/util/NMSImpl.java
index ec52cc932..f7a842ab8 100644
--- a/v1_16_R3/src/main/java/net/citizensnpcs/nms/v1_16_R3/util/NMSImpl.java
+++ b/v1_16_R3/src/main/java/net/citizensnpcs/nms/v1_16_R3/util/NMSImpl.java
@@ -1563,9 +1563,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.setInvul(charged ? 20 : 0);
+        handle.setInvul(ticks);
     }
 
     @Override
diff --git a/v1_17_R1/src/main/java/net/citizensnpcs/nms/v1_17_R1/util/NMSImpl.java b/v1_17_R1/src/main/java/net/citizensnpcs/nms/v1_17_R1/util/NMSImpl.java
index ccc48007f..bd7bc1266 100644
--- a/v1_17_R1/src/main/java/net/citizensnpcs/nms/v1_17_R1/util/NMSImpl.java
+++ b/v1_17_R1/src/main/java/net/citizensnpcs/nms/v1_17_R1/util/NMSImpl.java
@@ -1559,9 +1559,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         WitherBoss handle = ((CraftWither) wither).getHandle();
-        handle.setInvulnerableTicks(charged ? 20 : 0);
+        handle.setInvulnerableTicks(ticks);
     }
 
     @Override
diff --git a/v1_18_R2/src/main/java/net/citizensnpcs/nms/v1_18_R2/util/NMSImpl.java b/v1_18_R2/src/main/java/net/citizensnpcs/nms/v1_18_R2/util/NMSImpl.java
index 5b1958c01..6bee365f5 100644
--- a/v1_18_R2/src/main/java/net/citizensnpcs/nms/v1_18_R2/util/NMSImpl.java
+++ b/v1_18_R2/src/main/java/net/citizensnpcs/nms/v1_18_R2/util/NMSImpl.java
@@ -1567,9 +1567,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         WitherBoss handle = ((CraftWither) wither).getHandle();
-        handle.setInvulnerableTicks(charged ? 20 : 0);
+        handle.setInvulnerableTicks(ticks);
     }
 
     @Override
diff --git a/v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/NMSImpl.java b/v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/NMSImpl.java
index 37b00d17e..b5a4a3bb0 100644
--- a/v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/NMSImpl.java
+++ b/v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/NMSImpl.java
@@ -1759,9 +1759,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         WitherBoss handle = ((CraftWither) wither).getHandle();
-        handle.setInvulnerableTicks(charged ? 20 : 0);
+        handle.setInvulnerableTicks(ticks);
     }
 
     @Override
diff --git a/v1_20_R3/src/main/java/net/citizensnpcs/nms/v1_20_R3/util/NMSImpl.java b/v1_20_R3/src/main/java/net/citizensnpcs/nms/v1_20_R3/util/NMSImpl.java
index 96faad738..bd8703458 100644
--- a/v1_20_R3/src/main/java/net/citizensnpcs/nms/v1_20_R3/util/NMSImpl.java
+++ b/v1_20_R3/src/main/java/net/citizensnpcs/nms/v1_20_R3/util/NMSImpl.java
@@ -34,7 +34,6 @@ import org.bukkit.craftbukkit.v1_20_R3.boss.CraftBossBar;
 import org.bukkit.craftbukkit.v1_20_R3.command.CraftBlockCommandSender;
 import org.bukkit.craftbukkit.v1_20_R3.entity.CraftEntity;
 import org.bukkit.craftbukkit.v1_20_R3.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_20_R3.entity.CraftWither;
 import org.bukkit.craftbukkit.v1_20_R3.event.CraftEventFactory;
 import org.bukkit.craftbukkit.v1_20_R3.event.CraftPortalEvent;
 import org.bukkit.craftbukkit.v1_20_R3.inventory.CraftInventoryAnvil;
@@ -44,7 +43,6 @@ import org.bukkit.entity.EntityType;
 import org.bukkit.entity.FishHook;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.Tameable;
-import org.bukkit.entity.Wither;
 import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryView;
@@ -1722,12 +1720,6 @@ public class NMSImpl implements NMSBridge {
         }
     }
 
-    @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
-        WitherBoss handle = ((CraftWither) wither).getHandle();
-        handle.setInvulnerableTicks(charged ? 20 : 0);
-    }
-
     @Override
     public boolean shouldJump(org.bukkit.entity.Entity entity) {
         if (JUMP_FIELD == null || !(entity instanceof org.bukkit.entity.LivingEntity))
diff --git a/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/util/NMSImpl.java b/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/util/NMSImpl.java
index 09bd89501..3fa8f4723 100644
--- a/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/util/NMSImpl.java
+++ b/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/util/NMSImpl.java
@@ -1258,9 +1258,9 @@ public class NMSImpl implements NMSBridge {
     }
 
     @Override
-    public void setWitherCharged(Wither wither, boolean charged) {
+    public void setWitherInvulnerableTicks(Wither wither, int ticks) {
         EntityWither handle = ((CraftWither) wither).getHandle();
-        handle.r(charged ? 20 : 0);
+        handle.r(ticks);
     }
 
     @Override