Crime Syndicate of America - Wikipedia

Category:Suicide Squad: Kill the Justice League Characters, Batman Wiki

Harley Quinn, Arkham Wiki

King Shark, Arkham Wiki

Top 5 characters that should feature in Suicide Squad Kill The Justice League

Flash, Arkham Wiki

Batman Arkham Games in Order, Batman Arkham Wiki, Plot, and Gameplay - News

Justice League: Crisis on Two Earths - Wikipedia

Miracleman is probably the comic I've heard most about but never read. I did check out its history on wiki, and it's a fun ride, right down to Gaiman v McFarland. This

List of Batman supporting characters - Wikipedia

Deathstroke, DC Extended Universe Wiki