Vylon Segment (HA06-EN057) - (Super Rare) - Hidden Arsenal 6: Omega Xyz Unlimited

Equip only to a "Vylon" monster. It cannot be targeted by the opponent's monster effects or Trap effects. If this face-up card on the field is sent to the Graveyard: You can add 1 "Vylon" Spell Card from your Deck to your hand.