Gunn wrote and directed the first two Guardians of the Galaxy films for Marvel, female loki costume but signed on for The Suicide Squad after Marvel briefly fired him for off-color tweets. James Gunn revealed every character in his upcoming movie, The Suicide Squad. In a separate panel, Arrowverse boss Greg Berlanti also said he wants to include more DC film characters in future TV show crossovers after Ezra Miller’s Flash met Grant Gustin’s version of the character in last year’s Crisis on Infinite Earths event.