From publisher blurb:
Injustice for All!
In your heroes' neverending battle they are bound to meet a myriad of villains! INJUSTICE FOR ALL is a series of super powered villains, teams, and organizations to make sure your campaign can always bring on the bad guys.
Every villain presented in INJUSTICE FOR ALL is fully illustrated in color with a complete character write-up for the Supers! Revised Edition roleplaying game and includes a background, notes on powers & tactics, and story ideas to incorporate into your campaign setting.
The characters in INJUSTICE FOR ALL can be dropped directly into your campaign or used to inspire your own creations.