Decimator of the Provinces is a mythic Creature — Eldrazi Boar card from Eldritch Moon Promos (PEMN), collector number 2s. Current market price: — (foil $6.29), TCGplayer market prices via Scryfall.
Emerge {6}{G}{G}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, creatures you control get +2/+2 and gain trample until end of turn. Trample, haste