Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized] Alliances If a land is tapped

If a land is tapped for mana

Set: Ultimate Masters Type: Artifact Creature — Golem Rarity: Mythic Cost: {8} Your life total can't change

Set: Fate Reforged Promos Type: Instant Rarity: Rare Cost: {4}{U}{U} Return target creature to its owner's hand

Set: Friday Night Magic 2000 Type: Creature — Elf Druid Rarity: Rare Cost: {G} {T}: Add {G}

Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized] Alliances If a land is tappedSet: 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.