If this card is Normal or Special Summoned: You can activate this effect; this turn, Level 9 or higher «Memento» monsters can attack directly. If this card is destroyed by card effect: You can target 1 of your other «Memento» cards that is banished or in your GY; add it to your hand. If a «Memento» monster(s) in your hand and/or face-up field is destroyed by battle or card effect, while this card is in your GY: You can Special Summon this card. You can only use each effect of «Mementotlan Akihiron» once per turn.