Rollo

Few characters can claim a Golden Age debut and nearly eight decades of appearances on their résumé, but Rollo is exactly that kind of quietly remarkable fixture in DC's long history. Stepping onto the page for the first time in Doll Man #6 in 1943 — brought to life by creator Fran Matera — this character has woven through an impressively eclectic range of titles, from the detective-noir atmosphere of Detective Comics to the lighter, funnier pages of Funny Stuff and Comic Cavalcade. With 640 catalog appearances and seven recognized key issues to their name, Rollo is the kind of discovery that rewards the deep-diving collector. The company is choice, too — sharing pages with the likes of Dick Tracy, Sam Spade, and Effie Perine speaks to a character comfortable rubbing elbows with some of comics' most iconic figures.