Phyrexian Soulgorger

Phyrexian Soulgorger

Snow Artifact Creature - Phyrexian Construct | Power/Toughness: 8 / 8 (CMC 3)
Cumulative upkeep--Sacrifice a creature. (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.)