Facebreaker

• Has 8 to 12 Physical damage, +3 to +4 per Boss's Face Broken
• (30-50)% increased Stun Buildup
• 1% more Unarmed Damage per 5 Strength
• +0.3 metres to Melee Strike Range while Unarmed
• +1 to Armour per Strength
• Can Attack as though using a One Handed Mace while both of your hand slots are empty
  Unarmed Attacks that would use an Equipped One Hand Mace's damage use this Item's damage

Which modifiers belong to each unique comes from Path of Building (PoE2) data; values are from the game files