Mnemonic Betrayal [Guilds of Ravnica] New Phyrexia Prerelease Promos another target creature you control

another target creature you control gains haste and gets +X/+X until end of turn

−8: You get an emblem with "Whenever a creature enters the battlefield under your control

Set: Judge Gift Cards 2011 Type: Instant Rarity: Rare Cost: {B} Search your library for a card

Set: Urza's Legacy Type: Enchantment Rarity: Rare Cost: {G} When an opponent casts an instant spell

Set: From the Vault: Angels Type: Legendary Creature — Angel Rarity: Mythic Cost: {6}{W}{W}{W} Flying

Mnemonic Betrayal [Guilds of Ravnica] New Phyrexia Prerelease Promos another target creature you controlSet: 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.