Mnemonic Betrayal [Guilds of Ravnica] Merfolk Warrior gain control of all creatures

gain control of all creatures blocking The Wretched for as long as you control The Wretched

you may remove those counters and transform it

Bred as living shields

The bidding ends if the high bid stands

Mnemonic Betrayal [Guilds of Ravnica] Merfolk Warrior gain control of all creaturesSet: Guilds of Ravnica Type: Sorcery Rarity: Mythic Cost: {1}{U}{B} Exile all opponents' graveyards. You may cast spells from among those cards this turn, and you may spend mana as though it were mana of any type to cast those spells. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards. Exile Mnemonic Betrayal.