Thom Kallor
Few characters capture the sweep of DC's Silver Age quite like Thom Kallor, who first stepped onto the page in Adventure Comics #310 in 1963, conjured by the legendary Edmond Hamilton and artist John Forte. A fixture of the far-future DC universe across an remarkable six-plus decades, Thom has racked up 81 catalog appearances — seven of them collector-recognized key issues — spanning Adventure Comics, Tales of the Legion of Super-Heroes, and The Legion of Super-Heroes itself. Along the way he's shared adventures with some of the 30th century's most iconic figures: Saturn Girl, Ultra Boy, Jo Nah, and Green Lantern among them. For fans who love the grand, optimistic tradition of DC's cosmic storytelling, Thom Kallor is a thread that runs all the way from the Kennedy-era Silver Age to the present day — a testament to just how enduring that visionary corner of the DC universe truly is.
#310
Trivia
- 🗓️ Thom Kallor first appeared in Adventure Comics #310 in 1963 — that's 63 years ago. It's a recognized key issue.
- 🎨 Co-created by Edmond Hamilton and John Forte.
- 🏆 Ranks #1,866 of 59,192 characters in our catalog by number of appearances — one of the most-published characters we track.
- 📚 Appears in 81 issues across 43 different series.
- ⭐ 7 of their appearances are key issues collectors actively chase.
- 📈 Has appeared in comics for 62 years (1963–2025) — a true Silver Age mainstay.