Redshift, Rocketeer Chief is a rare Legendary Creature — Goblin Pilot card from Aetherdrift Promos (PDFT), collector number 218s. Current market price: — (foil $0.52), TCGplayer market prices via Scryfall.
Vigilance {T}: Add X mana of any one color, where X is Redshift's power. Spend this mana only to activate abilities. Exhaust — {10}{R}{G}: Put any number of permanent cards from your hand onto the battlefield. (Activate each exhaust ability only once.)