Mentallo only had limited psychic abilities he had his friend the Fixer enhance his powers by creating the Psycho-Helmet. The special helmet also protected him against telepathic feedback, background noise and other telepaths.
- 13 Appearances of Psycho-Helmet
- 3 Minor Appearances of Psycho-Helmet
- Media Psycho-Helmet was Mentioned in
- 3 Images featuring Psycho-Helmet
- Item Gallery: Psycho-Helmet