Melffy Playtime Surprise (CORI-EN075) [Chaos Origins]

Target 1 "Melffy" monster in your field or GY; return it to the hand, then you can Fusion Summon 1 Beast Fusion Monster from your Extra Deck, using monsters from your hand or field. If you control a "Melffy" Xyz Monster: You can banish this card from your GY; for the rest of this turn, "Melffy" monsters you control that are Special Summoned from the Extra Deck are unaffected by your opponent's activated effects. You can only use each effect of "Melffy Playtime Surprise" once per turn.