Karn, Legacy Reforged [March of the Machine: The Aftermath] 56 copy that spell and you

copy that spell and you may choose new targets for the copy

Set: Dominaria Remastered Type: Instant Rarity: Mythic Cost: {3}{U}{U} You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost

Set: HeartGold & SoulSilver: Undaunted Type: Darkness Rarity: Rare Retreat cost: Colorless

Set: Shadows over Innistrad Prerelease Promos Type: Instant Rarity: Rare Cost: {2}{W} Exile any number of target creatures you control

Set: 30th Anniversary Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one color word with another

Karn, Legacy Reforged [March of the Machine: The Aftermath] 56 copy that spell and youSet: March of the Machine: The Aftermath Type: Legendary Artifact Creature Golem Rarity: Mythic Cost: {5} Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.