Blinding Souleater is a common Artifact Creature — Phyrexian Cleric card from Modern Masters 2015 (MM2), collector number 202. Current market price: $0.22 (foil $0.49), TCGplayer market prices via Scryfall.
{W/P}, {T}: Tap target creature. ({W/P} can be paid with either {W} or 2 life.)