After escaping recent confinement Marvin would later turn up in the service of William Stryker, whom had ascended to become a demon lord in pursuit of his anti-mutant goals after his fall. Mentallo would trade his own soul to the now demonized reverend for greater power and in exchange he would found a cult of the wealthy elite as well as mutants and mutant affiliates to fund a fast trending movement of followers all brought under their flag through his bolstered mutant abilities.