Chuck Grayson
Chuck Grayson (assistant of the original Robotman) appears in 19 issues in grailworth's catalog, and was first published in 1942. First appearance: Star Spangled Comics #7 (1941), cover dated 1942.
First appearance
Every appearance we value
All-Star Squadron (1981) 3 issues
Young All-Stars (1987) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.