Warbreak Trumpeter is a uncommon Creature — Goblin card from Legions (LGN), collector number 116. Current market price: $0.25 (foil $11.91), TCGplayer market prices via Scryfall.
Morph {X}{X}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, create X 1/1 red Goblin creature tokens.