Karn, Legacy Reforged [March of the Machine: The Aftermath] SM35 All of them must fight

All of them must fight the Xenos

and effects from that villain's movie

Throw squishy foam burritos or avocados

Set: Ultimate Masters Type: Legendary Land Rarity: Mythic {T}: Add {W}

Karn, Legacy Reforged [March of the Machine: The Aftermath] SM35 All of them must fightSet: 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.