U-Man (Meranno)
U-Man (Meranno) appears in 11 issues in grailworth's catalog, and was first published in 1975. First appearance: The Invaders #3 (1975), cover dated 1975.
First appearance
Every appearance we value
The Invaders (1975) 2 issues
The New Invaders (2004) 1 issue
Saga of the Sub-Mariner (1988) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.