It also has 1 ( ) point of health natural regeneration. The attack strength is calculated using this formula:Ģ + (max health - current health) / 100. Its attack strength is initially 2 and increases as it takes damage. The Exterminator Prototype attacks using melee attacks. It also has a thunder ability that strikes randomly. Its hit box is approximately 2x2x5 blocks however, it looks much bigger than this. The Exterminator Prototype appears as a large Iron Golem with red eyes.