Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you tap a Swamp for mana, add an additional {B}.
Near Mint - $19.30
Lightly Played - $17.40
Played - $13.50
Heavily Played - $11.60
Damaged - $9.70
Near Mint Non-English - $19.30
Lightly Played Non-English - $17.40
Played Non-English - $13.50
Heavily Played Non-English - $11.60
Damaged Non-English - $9.70
Foil Prices
Near Mint Foil - $19.00
Lightly Played Foil - $17.10
Played Foil - $13.30
Heavily Played Foil - $11.40
Damaged Foil - $9.50
Near Mint Foil Non-English - $19.00
Lightly Played Foil Non-English - $17.10
Played Foil Non-English - $13.30
Heavily Played Foil Non-English - $11.40
Damaged Foil Non-English - $9.50