Alpharael, Stonechosen is a mythic Legendary Creature — Human Cleric card from Edge of Eternities Promos (PEOE), collector number 87p. Current market price: $0.92 (foil $0.73), TCGplayer market prices via Scryfall.
Ward—Discard a card at random. Void — Whenever Alpharael attacks, if a nonland permanent left the battlefield this turn or a spell was warped this turn, defending player loses half their life, rounded up.