Mentallo (Marvin Flumm)
Mentallo (Marvin Flumm) appears in 39 issues in grailworth's catalog, and was first published in 1966.
Every appearance we value
Avengers (1963) 2 issues
Captain America (1968) 2 issues
Daredevil (1964) 2 issues
Dead X-Men (2024) 1 issue
Incredible Hulk (1962) 1 issue
Iron Man (2026) 1 issue
Marvel Team-Up (1972) 1 issue
Marvel Two-in-One (1974) 2 issues
New Avengers Annual (2006) 1 issue
Nick Fury, Agent of SHIELD (1968) 2 issues
Occupy Avengers (2017) 1 issue
S.W.O.R.D. (2021) 2 issues
Secret Avengers (2013) 1 issue
Spider-Woman: Origin (2006) 2 issues
Strange Tales (1951) 1 issue
Thunderbolts (1997) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.