Karn, Silver Golem
Karn, Silver Golem{5}

Legendary Artifact Creature — Golem

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.

4/4

Illustrated By Mark Zug