Hellboy's first ever story was in San Diego Comic-Con Comics #2, with a four-page black-and-white story by Mike Mignola. So it's only natural that he keeps coming back. Aside from the Toucan and the Eye, he's the closest thing San Diego Comic-Con has to a mascot.

So it seems only natural that he ends up on the cover of the Event Guide for this year's San Diego Comic-Con for his 25th Anniversary…

While the cover to the Quick Guide shows all the buildings that the show will be expanding into this year…