Earth-Man (Kirt Niedrigh of Earth)
Earth-Man (Kirt Niedrigh of Earth) appears in 3 issues in grailworth's catalog, and was first published in 2008.
Every appearance we value
Adventure Comics (2009) 1 issue
DCU: Legacies (2010) 1 issue
Legion of Super-Heroes (2010) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.