From publisher blurb:
Superior Superheroes: Monster Mash is a collection of pregenerated characters that can be added to any M&M 3rd Edition game. This book contains Five pregenerated superheroes with information on their team dynamics and a write up on their nemesis: the villainous El Diablo! All character point totals are noted on each character's sheet for easy customization by players or GMs!
Superior Superheroes: Monster Mash includes:
Frankie: A voluptuous vixen stitched together from El Diablo's victims.
Lynn: A lady lycanthrope who uses her curse for the cause of justice.
Victoria: A discarded bride of Dracula, seeking survival through heroics.
Doc: A student of science and mystery, fighting against the darkness for vengeance.
Igor: Doc's lab assistant and faithful sidekick.
Also included
El Diablo: An honest-to-badness demon bent on world domination.
Information on El Diablo's cult.