Name: Karn, Silver Golem Cost: 5 CMC: 5 Color: CID: Type: Legendary Artifact Creature -- Golem Pow/Tgh: 4/4 Rules Text: Whenever Karn 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. Set/Rarity: Urza's Saga rare, Arena League 1999 rare, World Championship Decks 1999 rare, Magic Online Promos rare, From the Vault: Relics mythic, Commander's Arsenal Oversized rare, Vintage Masters rare Legality: Legal in oathbreaker, Legal in predh, Legal in commander, Legal in vintage, Legal in premodern, Legal in duel, Legal in legacy, Legal in penny Reserved: True Price: $16.72 Foil price: $10.09