Chaos Spewer is a common Creature — Goblin Warlock card from Lorwyn Eclipsed (ECL), collector number 210. Current market price: $0.14 (foil $0.22), TCGplayer market prices via Scryfall.
When this creature enters, you may pay {2}. If you don't, blight 2. (To blight 2, put two -1/-1 counters on a creature you control.)