You can only control 1 "Noble Arms of the Goblin Labyrinth - Soulcaliburn". Equip only to a Warrior monster. It gains 300 ATK and cannot be banished. At the start of the Damage Step, if the equipped monster battles a Zombie monster, a Fiend monster, or an "Archfiend" monster: Destroy that monster. If the equipped monster would be destroyed, you can destroy this card instead. If this face-up card on the field is destroyed and sent to the GY: You can target 1 Warrior "Labyrinth" or "Noble Knight" monster you control; equip this card to that target. You can only use this effect of "Noble Arms of the Goblin Labyrinth - Soulcaliburn" once per turn.