Milton Fine & Vril Dox

Emerging from the Copper Age reinvention of DC's mythology, Milton Fine & Vril Dox made their mark in Adventures of Superman #438 in 1988, courtesy of the sharp creative minds of John Byrne and Jerry Ordway. This dual-identity concept — the kind of layered, unsettling character conceit that defined late-'80s superhero storytelling — found a home across the Superman family of titles, appearing in Adventures of Superman, Superman, and Action Comics over a remarkable thirty-year span. Sharing pages with titans like Superman, Lex Luthor, and Green Lantern speaks to the weight this character carries in DC's corner of the cosmos, and the recurring presence of Brainiac in those same issues hints at a deeply entwined and fascinating corner of Superman lore. With 36 catalogued appearances and a debut issue that qualifies as a genuine key, this is exactly the kind of richly conceived, era-defining creation that rewards the curious collector willing to dig in.