From publisher blurb:
An alien miasma of unknown intellect or intent has fallen to Earth. Powerful and mysterious, it gives strange gifts of enormous power to dangerous individuals as it creeps among the human populace.
Can it be stopped?
Revised for use with the new Second Edition of M&M, Enemies A to Z: Chaos Factor 2.0 provides you with three pre-generated super-villain characters, and one chaotic alien menace, to drop into your campaign.
Designed to be used as a one-shot threat or an ongoing phenomenon, the Chaos Factor is designed to provide a flexible threat for any M&M superhero campaign.