When this card is put into a graveyard from your field, you may search your main deck for a card named "Marybell, the Steel Doll" or "Marybell, Insane Self-Aware Machine", reveal it and put it into your hand. Then shuffle your main deck.
Remove this card in your graveyard from the game: Produce . Spend this will only to play activate abilities of "Marybell, the Steel Doll" or to play "Marybell, Insane Self-Aware Machine".