BadAss: Boss Themes is the 30th album published by OverClocked ReMix and arranges boss themes from eighteen different games. It features eighteen tracks arranged by twenty artists in a variety of dark, gritty, foreboding styles and genres. This album was made to show exactly how BadAss these antagonists are, and honor them with music befitting of their villainy.

It was made by fans, for fans, and is not affiliated with or endorsed by any of the publishers or developers of the original games; all original compositions are copyright their respective owners.