Karn, the Great Creator [War of the Spark Prerelease Promos] Swamp Forest Activate only during your turn

Activate only during your turn

Two-Headed Dragon can block an additional creature each combat

• Destroy all creatures with mana value 3 or less

"Far too many soldiers have died in their beds

(Each {B} in the mana costs of permanents you control counts toward your devotion to black

Karn, the Great Creator [War of the Spark Prerelease Promos] Swamp Forest Activate only during your turnSet: War of the Spark Prerelease Promos 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