U.A. Goalkeeper (NECH-EN088) - The New Challengers Unlimited

You can Special Summon this card (from your hand) by returning 1 "U.A." monster you control to the hand, except "U.A. Goalkeeper". You can only Special Summon "U.A. Goalkeeper" once per turn this way. Once per turn, during your opponent's turn: You can target 1 "U.A." monster you control; once during this turn, it cannot be destroyed by battle or card effects (this is a Quick Effect).