Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Commander 2015 When Cao Ren

When Cao Ren

Set: Beta Edition Type: Instant Rarity: Rare Cost: {1}{W}{W} The next time a source of your choice would deal damage to you this turn

Kalonian tracker

Set: Vanguard Series Type: Vanguard Rarity: Rare Whenever a creature you control deals damage to a creature or player

sacrifice Serendib Djinn

Karn, the Great Creator (Japanese Alternate Art) [War of the Spark] Commander 2015 When Cao RenSet: 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.