Magician of Black Chaos MAX Prismatic Secret Rare

You can Ritual Summon this card with "Chaos Form". If this card is Special Summoned: You can Tribute 1 monster; your opponent cannot activate monster effects this turn. When this card destroys an opponent's monster by battle: You can target 1 Spell in your GY; add it to your hand. You can only use each effect of "Magician of Black Chaos MAX" once per turn.