During the turn a monster(s) in your possession was destroyed by card effect (Quick Effect): You can Special Summon this card from your hand. If this card is Normal or Special Summoned: You can Fusion Summon 1 Memento Fusion Monster from your Extra Deck, using monsters from your hand or field. If this card is destroyed by battle or card effect: You can send 1 Memento card from your Deck to the GY, except Mementotlan Shleepy . You can only use each effect of Mementotlan Shleepy once per turn.