name: Mox Diamond
originalText: When Mox Diamond comes into play, choose and discard a land card or sacrifice Mox Diamond.\nocT: Add one mana of any color to your mana pool. Play this ability as a mana source.
printings: STH, TPR, V10
text: If this artifact would enter, you may discard a land card instead. If you do, put this artifact onto the battlefield. If you don't, put it into its owner's graveyard.\n{T}: Add one mana of any color.
type: Artifact