![Karn, the Great Creator [War of the Spark Prerelease Promos]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/karn-great-creator-war-spark-prerelease-promos.webp)
Description
| Set: | 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 into your hand.
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