Once per turn: You can send 1 "Gem-Knight" or "Melodious" monster from your hand or Deck to the Graveyard, and if you do, this card's name becomes the sent monster's name, until the End Phase. If this card is in your Graveyard: You can banish 1 Fusion Monster from your Graveyard; Special Summon this card in Defense Position. You can only use this effect of "Crystal Rose" once per turn.