User blog comment:Eobard95/OK NOW I'M CONVINCED PROMETHEUS AND HELIX ARE IN LEAGUE!/@comment-27673963-20170428130114/@comment-27700324-20170429162908

Except that is the only movie that shows it's Batman's enemies. In the comics, the Suicide Squad is a full enemy for the DC universe. Also Arrow kinda can use Black Canary enemies cause she was one of the characters on the show for a long time.