Freejam Regent is a rare Creature — Cat Dragon card from Aether Revolt (AER), collector number 81. Current market price: $0.16 (foil $0.33), TCGplayer market prices via Scryfall.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying {1}{R}: This creature gets +2/+0 until end of turn.