Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized] Human Cleric Soldier This spell can't be countered

This spell can't be countered

Set: Dominaria Prerelease Promos Type: Legendary Planeswalker — Teferi Rarity: Mythic Cost: {3}{W}{U} +1: Draw a card

and Helm of Kaldra have indestructible

proliferate

no triumph without sacrifice

Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized] Human Cleric Soldier This spell can't be counteredSet: Commander's Arsenal Oversized Type: Legendary Artifact Creature Golem Rarity: Rare Cost: {5} Whenever Karn, Silver Golem blocks or becomes blocked, it gets 4 +4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.