Karn, Silver Golem - Arena 1999 Tweet Details Color: Artifact Card Text: 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 converted mana cost until end of turn. Rarity: P Cost: 5 Pow/Tgh: 4/4 Card Type: Legendary Creature Artifact Name: Karn, Silver Golem - Arena 1999 Finish: Foil Set Name: Arena Promos
