Emergency Powers [Ravnica Allegiance Prerelease Promos]Set: Ravnica Allegiance Prerelease Promos Type: Instant Rarity: Mythic Cost: {5}{W}{U} Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Emergency Powers. Addendum If you cast this spell during your main phase, you may put a permanent card with mana value 7 or less from your hand onto the battlefield.