Mana Vault [Fourth Edition] Champions of Kamigawa Sacrifice it at the beginning

Sacrifice it at the beginning of the next end step

the royal artificer was also the king's jester

Sacrifice Scalding Tarn: Search your library for an Island or Mountain card

Set: Onslaught Type: Enchantment Rarity: Rare Cost: {2}{R}{R} Whenever a creature enters the battlefield

you may pay {W/B}

Mana Vault [Fourth Edition] Champions of Kamigawa Sacrifice it at the beginningSet: Fourth 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}.