Equip only to a "Salamangreat" monster. The equipped monster cannot be destroyed by battle or card effects, and if it attacks a Defense Position monster, inflict piercing battle damage to your opponent. If the equipped monster is a "Salamangreat" Link Monster you control that was Link Summoned using a monster with its same name as material, during each Battle Phase it can make attacks on monsters up to its Link Rating. You can only control 1 "Salamangreat Claw".