Mana Vault [30th Anniversary Edition] Plains Swamp Forest each booster contains:

each booster contains:

(To forage

{T}: Add one mana of any of the exiled card's colors

Ward—Sacrifice two permanents

Set: Commander Masters Type: Land Rarity: Rare Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents

Mana Vault [30th Anniversary Edition] Plains Swamp Forest each booster contains:Set: 30th Anniversary Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.