- Muscle Mystery: This is the bizarre source from which Mentallo derives his incredible abilities.
- 12 Appearances of Flex Mentallo (New Earth)
- 6 Images featuring Flex Mentallo (New Earth)
- 1 Quotations by or about Flex Mentallo (New Earth)
- Character Gallery: Flex Mentallo (New Earth)
This character exists under the Vertigo Imprint which is intended for Mature Readers. Vertigo titles although they may cross over into regular DC continuity.
This template will categorize articles that include it into the category "Vertigo Characters."
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