name: Mana Vault
originalText: Mana Vault does not untap during your untap phase. If it remains tapped during your upkeep, Mana Vault deals 1 damage to you.
  {4}: Untap Mana Vault. Use this ability only during your upkeep.
  ocT: Add three colorless mana to your mana pool. Play these additions as interrupts.
printings: 2ED, 2X2, 30A, 3ED, 4BB, 4ED, 5ED, CED, CEI, FBB, LEA, LEB, ME4, MPS, PRM, PUMA, SLD, SUM, UMA, VMA
text: This artifact doesn't untap during your untap step.
  At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact.
  At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you.
  {T}: Add {C}{C}{C}.
type: Artifact