The Charton Bullseye is a fanzine that was published from 1975-76 by the CPL Gang highlighting Charlton Comics.
It was a large format publication, with color covers on card stock and black & white interiors.
Founded by Roger Stern and Bob Layton, the CPL Gang included Roger Slifer, Duffy Vohland, and the young John Byrne, all of whom themselves became comics professionals by the tail-end of the 1970s.
and The Amazing World of DC Comics respectively), and Charlton wished to make inroads into the superhero market, as well as "establish a fan presence".
[1] This in turn led to Charlton giving Layton and Stern "access to unpublished material from their vaults by the likes of Steve Ditko, Jeff Jones and a host of others".