Your search for "Markov Purifier 241" revealed the following:
Markov Purifier (VOW) from Innistrad: Crimson Vow, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: G-host Lee Card Text:LifelinkAt the beginning of your end step, if you gained life this turn, you may pay 2. If you do,...
Markov Purifier (Foil) (VOW) from Innistrad: Crimson Vow, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: G-host Lee Card Text:LifelinkAt the beginning of your end step, if you gained life this turn, you may pay 2. If you...