FUSE is a cooperative action game developed by Insomniac Games for the Xbox 360. It falls within the third-person shooter genre and features a futuristic setting where players join an elite squad called Overstrike 9 tasked with stopping a rogue paramilitary organization from using an alien substance, called Fuse, to create destructive weapons. Players can choose from four characters, each with unique Fuse-powered abilities, offering a blend of gunplay and tactical teamwork. FUSE supports up to four players in co-op mode, emphasizing synergy and combo attacks for effective combat and strategy.