Assassin's Trophy [Guilds of Ravnica Prerelease Promos]Set: Guilds of Ravnica Prerelease Promos Type: Instant Rarity: Rare Cost: {B}{G} Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle. A power vacuum for the Azorius. A keepsake for Vraska.

that permanent's controller mills a card

Its controller may search their library for a basic land card

choose a creature type

Set: Commander's Arsenal Type: Enchantment Rarity: Common Cost: {2}{U} Whenever an opponent casts a spell

you gain that much life

"Just the thing for those pesky water mages

Set: Mercadian Masques Type: Sorcery Rarity: Rare Cost: {4}{W} Each creature deals damage to itself equal to its power

you may pay {1}

"Take a moment

Set: Amonkhet Invocations Type: Enchantment Rarity: Mythic Cost: {2}{U}{U} Tap an untapped creature you control: Tap target artifact

or enchantment

Set: Legends Type: World Enchantment Rarity: Rare Cost: {2}{G}{G} All lands are 1/1 creatures that are still lands