name: Ashnod's Altar
originalText: o0: Sacrifice one of your creatures to add 2 colorless mana to your mana pool. This effect is played as an interrupt. You may not sacrifice a creature that is already on its way to the graveyard.
printings: 5ED, 6ED, ATQ, BCHR, BRR, CHR, CMM, EMA, ME4, PLST, RIN, SLD, WC00
text: Sacrifice a creature: Add {C}{C}.