Aerie Bowmasters is a common Creature — Dog Archer card from The List (PLST), collector number DTK-170. Current market price: $0.40, TCGplayer market prices via Scryfall.
Reach (This creature can block creatures with flying.) Megamorph {5}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)