firefly_(g.i._joe)
A character from the G.I. Joe toy line, comic books, cartoon and live action film series.
Firefly is a mercenary who works for the Cobra Command terrorist organization as a relentless saboteur. He is an expert in explosives, sabotage, demolitions and terrorism.
Firefly is portrayed by Ray Stevenson in the 2013 live-action film G.I. Joe: Retaliation .