Karn, Legacy Reforged (Retro) [March of the Machine: The Aftermath] Khans of Tarkir Prerelease Promos He denies them both

He denies them both

Its controller may search their library for a basic land card

Set: Dragons of Tarkir Prerelease Promos Type: Creature — Dragon Rarity: Rare Cost: {3}{U}{U} Flying

return that card to its owner's hand at the beginning of the next end step

Set: Heroes of the Realm 2019 Type: Legendary Creature — Phoenix Rarity: Mythic Cost: {3}{B}{R} Flying

Karn, Legacy Reforged (Retro) [March of the Machine: The Aftermath] Khans of Tarkir Prerelease Promos He denies them bothSet: 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.