Goblin Chieftain is a rare Creature — Goblin card from Magic 2010 (M10), collector number 139. Current market price: $4.65 (foil $15.55), TCGplayer market prices via Scryfall.
Haste (This creature can attack and {T} as soon as it comes under your control.) Other Goblin creatures you control get +1/+1 and have haste.