Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Colorless destroy all nonland permanents target

destroy all nonland permanents target opponent controls

Set: Classic Sixth Edition Type: Artifact Rarity: Rare Cost: {3} {2}

If that spell would be put into your graveyard this turn

then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards

Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Colorless destroy all nonland permanents targetSet: War of the Spark Type: Legendary Planeswalker Karn Rarity: Rare Cost: {4} Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. 2: You may reveal an artifact card you own from outside the game or choose a face up artifact card you own in exile. Put that card into your hand.