diff --git a/src/main/java/noppes/npcs/DataStats.java b/src/main/java/noppes/npcs/DataStats.java
index 9c45576e7..0d085d823 100644
--- a/src/main/java/noppes/npcs/DataStats.java
+++ b/src/main/java/noppes/npcs/DataStats.java
@@ -53,6 +53,7 @@ public class DataStats {
     public boolean playBurstSound = true; // Internal Only
     public byte aimType = 0;
     public boolean projectilesKeepTerrain = false;
+    public boolean projectileInvincibility = true;
 
 
     public EnumCreatureAttribute creatureType = EnumCreatureAttribute.UNDEFINED;
@@ -116,6 +117,7 @@ public class DataStats {
         compound.setBoolean("FiringSoundBegin", onSoundBegin);
         compound.setByte("AimType", aimType);
         compound.setBoolean("ProjectilesKeepTerrain", projectilesKeepTerrain);
+        compound.setBoolean("ProjectileInvincibility", projectileInvincibility);
         if (pTrail == EnumParticleType.Custom)
             compound.setTag("pCustom", pCustom.writeToNBT());
         if (pEffect == EnumPotionType.Fire)
@@ -185,6 +187,10 @@ public class DataStats {
         onSoundBegin = compound.getBoolean("FiringSoundBegin");
         aimType = compound.getByte("AimType");
         projectilesKeepTerrain = compound.getBoolean("ProjectilesKeepTerrain");
+        if (compound.hasKey("ProjectileInvincibility"))
+            projectileInvincibility = compound.getBoolean("ProjectileInvincibility");
+        else
+            projectileInvincibility = true;
         if (pTrail == EnumParticleType.Custom)
             pCustom = ScriptParticle.fromNBT(compound.getCompoundTag("pCustom"));
         if (pEffect == EnumPotionType.Fire)
diff --git a/src/main/java/noppes/npcs/client/gui/SubGuiNpcRangeProperties.java b/src/main/java/noppes/npcs/client/gui/SubGuiNpcRangeProperties.java
index 428e83016..cbd348eaa 100644
--- a/src/main/java/noppes/npcs/client/gui/SubGuiNpcRangeProperties.java
+++ b/src/main/java/noppes/npcs/client/gui/SubGuiNpcRangeProperties.java
@@ -72,6 +72,9 @@ public class SubGuiNpcRangeProperties extends SubGuiInterface implements ITextfi
         addButton(new GuiNpcButton(9, guiLeft + 100, y += 22, 70, 20, new String[]{"gui.no", "gui.yes", "stats.onShot"}, stats.aimType));
         addLabel(new GuiNpcLabel(9, "stats.aimWhileShooting", guiLeft + 5, y + 5));
 
+        addButton(new GuiNpcButton(11, guiLeft + 100, y += 22, 70, 20, new String[]{"stats.allowed", "stats.ignored"}, stats.projectileInvincibility ? 0 : 1));
+        addLabel(new GuiNpcLabel(11, "stats.invincibility", guiLeft + 5, y + 5));
+
         addButton(new GuiNpcButton(66, guiLeft + 190, guiTop + 190, 60, 20, "gui.done"));
     }
 
@@ -119,6 +122,8 @@ public class SubGuiNpcRangeProperties extends SubGuiInterface implements ITextfi
             close();
         } else if (id == 9) {
             stats.aimType = (byte) ((GuiNpcButton) guibutton).getValue();
+        } else if (id == 11) {
+            stats.projectileInvincibility = ((GuiNpcButton) guibutton).getValue() == 0;
         }
     }
 
diff --git a/src/main/java/noppes/npcs/entity/EntityProjectile.java b/src/main/java/noppes/npcs/entity/EntityProjectile.java
index 5391ff487..e25a66083 100644
--- a/src/main/java/noppes/npcs/entity/EntityProjectile.java
+++ b/src/main/java/noppes/npcs/entity/EntityProjectile.java
@@ -66,6 +66,7 @@ public class EntityProjectile extends EntityThrowable {
 
     public boolean canBePickedUp = false;
     public boolean destroyedOnEntityHit = true;
+    private boolean ignoreInvincibility = false;
 
     /**
      * Is the entity that throws this 'thing' (snowball, ender pearl, eye of ender or potion)
@@ -464,13 +465,24 @@ public class EntityProjectile extends EntityThrowable {
                     didDBCAttack = true;
                 }
             }
-            if (movingobjectposition.entityHit.attackEntityFrom(DamageSource.causeThrownDamage(this, this.getThrower()), damage)) {
+            EntityLivingBase entityliving = movingobjectposition.entityHit instanceof EntityLivingBase ? (EntityLivingBase) movingobjectposition.entityHit : null;
+            int prevHurtResistantTime = -1;
+            if (ignoreInvincibility && entityliving != null) {
+                prevHurtResistantTime = entityliving.hurtResistantTime;
+                entityliving.hurtResistantTime = 0;
+            }
+
+            boolean attacked = movingobjectposition.entityHit.attackEntityFrom(DamageSource.causeThrownDamage(this, this.getThrower()), damage);
+
+            if (!attacked && ignoreInvincibility && entityliving != null) {
+                entityliving.hurtResistantTime = prevHurtResistantTime;
+            }
+
+            if (attacked) {
                 if (didDBCAttack)
                     DBCAddon.instance.doDBCDamage(npc, this.damage, movingobjectposition.entityHit);
 
-                if (movingobjectposition.entityHit instanceof EntityLivingBase && (this.isArrow() || this.sticksToWalls())) {
-                    EntityLivingBase entityliving = (EntityLivingBase) movingobjectposition.entityHit;
-
+                if (entityliving != null && (this.isArrow() || this.sticksToWalls())) {
                     if (!this.worldObj.isRemote) {
                         entityliving.setArrowCountInEntity(entityliving.getArrowCountInEntity() + 1);
                     }
@@ -496,10 +508,10 @@ public class EntityProjectile extends EntityThrowable {
                     }
                 }
 
-                if (this.effect != EnumPotionType.None && movingobjectposition.entityHit instanceof EntityLivingBase) {
+                if (this.effect != EnumPotionType.None && entityliving != null) {
                     if (this.effect != EnumPotionType.Fire) {
                         int p = this.getPotionEffect(effect);
-                        ((EntityLivingBase) movingobjectposition.entityHit).addPotionEffect(new PotionEffect(p, this.duration * 20, this.amplify));
+                        entityliving.addPotionEffect(new PotionEffect(p, this.duration * 20, this.amplify));
                     } else {
                         movingobjectposition.entityHit.setFire(duration);
                     }
@@ -686,6 +698,7 @@ public class EntityProjectile extends EntityThrowable {
         par1NBTTagCompound.setByte("Spins", this.dataWatcher.getWatchableObjectByte(29));
         par1NBTTagCompound.setByte("Sticks", this.dataWatcher.getWatchableObjectByte(30));
         par1NBTTagCompound.setByte("trailCustom", this.dataWatcher.getWatchableObjectByte(31));
+        par1NBTTagCompound.setBoolean("IgnoreInvincibility", ignoreInvincibility);
     }
 
     /**
@@ -723,6 +736,9 @@ public class EntityProjectile extends EntityThrowable {
             byte trailCustom = par1NBTTagCompound.getByte("trailCustom");
             this.dataWatcher.updateObject(31, Byte.valueOf(trailCustom));
         }
+        if (par1NBTTagCompound.hasKey("IgnoreInvincibility")) {
+            this.ignoreInvincibility = par1NBTTagCompound.getBoolean("IgnoreInvincibility");
+        }
 
         if (this.throwerName != null && this.throwerName.length() == 0) {
             this.throwerName = null;
@@ -818,6 +834,7 @@ public class EntityProjectile extends EntityThrowable {
         setIs3D(stats.pRender3D);
         this.setRotating(stats.pSpin);
         this.setStickInWall(stats.pStick);
+        this.ignoreInvincibility = !stats.projectileInvincibility;
     }
 
     public void setParticleEffect(EnumParticleType type) {
diff --git a/src/main/java/noppes/npcs/scripted/entity/ScriptNpc.java b/src/main/java/noppes/npcs/scripted/entity/ScriptNpc.java
index 66a0c1c1b..53f26f5d9 100644
--- a/src/main/java/noppes/npcs/scripted/entity/ScriptNpc.java
+++ b/src/main/java/noppes/npcs/scripted/entity/ScriptNpc.java
@@ -342,6 +342,14 @@ public class ScriptNpc<T extends EntityNPCInterface> extends ScriptLiving<T> imp
         return npc.stats.projectilesKeepTerrain;
     }
 
+    public void setProjectileInvincibility(boolean allowed) {
+        npc.stats.projectileInvincibility = allowed;
+    }
+
+    public boolean getProjectileInvincibility() {
+        return npc.stats.projectileInvincibility;
+    }
+
 
     /**
      * @param message The message the npc will say
diff --git a/src/main/resources/assets/customnpcs/lang/en_US.lang b/src/main/resources/assets/customnpcs/lang/en_US.lang
index 286f8446f..57dc34cdc 100644
--- a/src/main/resources/assets/customnpcs/lang/en_US.lang
+++ b/src/main/resources/assets/customnpcs/lang/en_US.lang
@@ -472,6 +472,9 @@ stats.regenhealth=Health Regen
 stats.combatregen=Combat Regen
 stats.naturallydespawns=Naturally Despawn
 stats.aimWhileShooting=Aim While Shooting
+stats.invincibility=Invincibility
+stats.allowed=ALLOWED
+stats.ignored=IGNORED
 stats.potionImmune=PotionImmune
 stats.attackInvisible=Attack Invi
 stats.never=Never
diff --git a/src/main/resources/assets/customnpcs/lang/ru_RU.lang b/src/main/resources/assets/customnpcs/lang/ru_RU.lang
index 54d0c2cf4..0b286b3ae 100644
--- a/src/main/resources/assets/customnpcs/lang/ru_RU.lang
+++ b/src/main/resources/assets/customnpcs/lang/ru_RU.lang
@@ -271,6 +271,9 @@ stats.regenhealth=Реген. здоровья
 stats.combatregen=Реген. в бою
 stats.naturallydespawns=Естественное исчезновение
 stats.aimWhileShooting=Прицелив. при стрельбе
+stats.invincibility=Invincibility
+stats.allowed=ALLOWED
+stats.ignored=IGNORED
 stats.potionImmune=Иммунитет к зельям
 stats.attackInvisible=Атаковать невидимых
 
diff --git a/src/main/resources/assets/customnpcs/lang/zh_CN.lang b/src/main/resources/assets/customnpcs/lang/zh_CN.lang
index e5d0b172a..7831cf590 100644
--- a/src/main/resources/assets/customnpcs/lang/zh_CN.lang
+++ b/src/main/resources/assets/customnpcs/lang/zh_CN.lang
@@ -395,6 +395,9 @@ stats.regenhealth=正常生命恢复
 stats.combatregen=受攻击生命恢复
 stats.naturallydespawns=自然消失
 stats.aimWhileShooting=射击时瞄准
+stats.invincibility=无敌帧
+stats.allowed=允许
+stats.ignored=忽略
 stats.potionImmune=免疫药水
 stats.attackInvisible=攻击隐藏
 stats.never=从不