Morinfen is a rare Legendary Creature — Phyrexian Horror card from Weatherlight (WTH), collector number 75. Current market price: $0.71, TCGplayer market prices via Scryfall.
Flying Cumulative upkeep—Pay 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)