Ancient Tomb [From the Vault: Realms] Human Rebel If the player doesn't discard

If the player doesn't discard a card this way

Set: Fifth Dawn Type: Artifact — Equipment Rarity: Uncommon Cost: {0} Equipped creature has "{T}: Add one mana of any color

Set: Commander 2011 Type: Enchantment Rarity: Rare Cost: {1}{B}{B}{B} Whenever a creature you control dies

sacrifice Koskun Falls unless you tap an untapped creature you control

When Kozilek

Ancient Tomb [From the Vault: Realms] Human Rebel If the player doesn't discardSet: From the Vault: Realms Type: Land Mythic Cost: {T}: Add {C}{C}. Ancient Tomb deals 2 damage to you. There is no glory to be gained in the kingdom of the dead. Vec tomb inscription