The Clock (Brian O'Brien)
The Clock (Brian O'Brien) appears in 13 issues in grailworth's catalog, and was first published in 1936. First Savage Dragon-related appearance: Savage Dragon #141 (1993), cover dated 2008.
First appearance
Every appearance we value
Crack Comics (1940) 4 issues
Funny Pages (1936) 1 issue
Masks (2012) 1 issue
Savage Dragon (1993) 2 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.