Mnemonic Betrayal [Guilds of Ravnica] SM151 Then return the same number

Then return the same number of cards from the field to the hand

Set: Time Spiral Timeshifted Type: Creature — Zombie Rarity: Rare Cost: {2}{B}{B} Zombie spells you cast cost {1} less to cast

Set: Duelist League Promo Card type: Effect Monster Rarity: Rare Attack: 750 Defense: 500 FLIP: You can target up to 2 monsters on the field

As Blood Crypt enters the battlefield

Defense: 3000 1 Tuner + 1 or more non-Tuner monsters If this card is Synchro Summoned: It gains 800 ATK for each card currently in your hand

Mnemonic Betrayal [Guilds of Ravnica] SM151 Then return the same numberSet: 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.