From the publisher's website:
The classic Crooks! sourcebook is back for the 2nd edition of Mutants & Masterminds! More than 50 of the world's most dastardly supervillains, monsters, power-mad sorcerers, and would-be conquerors return to the World's Greatest Superhero Roleplaying Game in this lavishly illustrated catalog of criminals conceived, written, and art-directed by Super Unicorn design studio. Battle the maniacal Atomic Brain, conquer the demon within Johnny Reb, and maybe score a date with the Other Woman, mysterious maven of the Clique. Crooks! includes four complete villain headquarters, a host of villainous devices, and an introduction to the META-4 Universe. You'll definitely want to catch these Crooks!