Enter Double Dragon Trilogy, a compilation including all three installments of the beloved arcade series: Double Dragon, Double Dragon 2: The Revenge, and Double Dragon 3: The Rosetta Stone. The first one begins with Billy and his brother Jimmy, two martial arts experts, in a mission to rescue Billy’s girlfriend, Marian, who’s been kidnapped by the Black Shadows Gang. All your favorite moves are here: punches, kicks, elbows, knees, head-butts and an assortment of not-exactly-street-legal weapons.