Karn, Legacy Reforged [March of the Machine: The Aftermath] Lightning [-20] (Until your next turn

(Until your next turn

Set: Foundations Jumpstart Type: Creature — Cat Rarity: Rare Cost: {1}{G} Trample

(They're artifacts with "{T}

Set: Unknown Event Type: Sorcery Rarity: Common When Incubob enters the battlefield

Set: XY: Flashfire Type: Colorless Rarity: Promo Retreat cost: 4

Karn, Legacy Reforged [March of the Machine: The Aftermath] Lightning [-20] (Until your next turnSet: 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.