Here's a link for the DC animated universe info. Scroll down to see a complete list of heroes and villains who've appeared. It should be noted, since being rebooted with the Beyond 2.0 stuff, the 2.0 series' tie more into the modern New52 DC comics than before. 

[url=http://www.comicvine.com/dc-animated-universe/4015-44865/]Info[/url]

~KL~