العاث اللاشكلي الكسول

[ Pendulum Effect ]
While you control an "Amorphage" monster, neither player can add cards from their Deck to their hand except by drawing them. Once per turn, during your Standby Phase, Tribute 1 monster or destroy this card.
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[ Monster Effect ]
Neither player can Special Summon monsters from the Extra Deck, except "Amorphage" monsters.