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 - $11.30
Near Mint Non-English - $11.30
Lightly Played - $10.20
Lightly Played Non-English - $10.20
Played - $7.90
Played Non-English - $7.90
Heavily Played - $6.80
Heavily Played Non-English - $6.80
Damaged - $5.70
Damaged Non-English - $5.70