Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Dungeons & Dragons Set: Antiquities Type: Enchantment Rarity:

Set: Antiquities Type: Enchantment Rarity: Uncommon Cost: {G}{G} Whenever an artifact an opponent controls becomes tapped or an opponent activates an artifact's ability without {T} in its activation cost

They can be rather fierce looking (they do eat fire after all

” —Emperor Ayrelion

what am I going to do with this lead anyway

Activate this ability only during combat

Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Dungeons & Dragons Set: Antiquities Type: Enchantment Rarity:Set: 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.