name: Marble Diamond
originalText: Marble Diamond comes into play tapped.
  ocT: Add {W} to your mana pool. Play this ability as a mana source.
printings: 6ED, 7ED, C14, CLB, CMR, DDC, DVD, KHC, MIR, PLST, VOC
text: This artifact enters tapped.
  {T}: Add {W}.
type: Artifact