flavorText: "What do you have that I cannot obtain?"
  —Mairsil, called the Pretender
name: Fellwar Stone
originalText: ocT: Add one mana to your mana pool. This mana may be of any type that any land opponent controls can produce. Play this ability as an interrupt.
printings: 4BB, 4ED, 5ED, 9ED, AFC, BLC, BRC, C15, C16, C17, CLB, CM2, CMD, CMM, DMC, DRK, DSC, ECC, ME3, MKC, MOC, NCC, NEC, ONC, OTC, PLST, PTC, REN, SLD, SOC, TDC, WOC
text: {T}: Add one mana of any color that a land an opponent controls could produce.
type: Artifact