Guthans' helm can be obtained through the Barrows mini game. It is only tradeable at 100%, and 0% condition. To repair Guthans' helm, go to: Dunstan (Burthorpe), Bob (Lumbridge) or Tindel Merchant (Port Khazard). It can also be repaired on the Void Knight island or in a Player Owned Workshop. Level 70 Defense required to wear.