Karn, Legacy Reforged (Extended Art) [March of the Machine: The Aftermath] Holiday Deal "If our foes will not

"If our foes will not listen to words

{2}{W}: Kytheon gains indestructible until end of turn

and the tale of their long waiting and labors came to fulfillment

Black Widow

Return them to the battlefield at the beginning of your upkeep on your turn X in the next game you play with one of your opponents in this game

Karn, Legacy Reforged (Extended Art) [March of the Machine: The Aftermath] Holiday Deal "If our foes will notSet: 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.