Fred Sloan
Fred Sloan (Marvel) appears in 17 issues in grailworth's catalog, and was first published in 1978. First appearance: Incredible Hulk #231 (1962), cover dated 1979.
First appearance
Every appearance we value
Avengers (1963) 1 issue
Captain America (1968) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.