Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.
No shop on TCG.shopping has this in stock right now.
Run a card shop?
Drain LifeLimited Edition Alpha · common$65.20
Drain LifeLimited Edition Beta · common$26.68
Drain LifeFriday Night Magic 2002 · rare$16.53
Drain LifeIEIntl. Collectors' Edition · common$7.84
Drain LifeCECollectors' Edition · common$5.00
Drain LifeUnlimited Edition · common$1.25
Drain Life4EDPro Tour Collector Set · common$1.24
Drain Life30th Anniversary Edition · 102 · common$1.20
Drain LifeBeatdown Box Set · 24 · common$0.63
Drain LifeFifth Edition · common$0.37
Drain LifeRevised Edition · common$0.30
Drain LifeMirage · common$0.29
Enduring Renewal
Guardian Beast
Balance
Swords to Plowshares
Infernal Spawn of Evil
Pyroblast
Zuran Orb
Blinking Spirit
Abeyance
Island
Hurricane
Nether Shadow