Carlo Di Rienzi

A product of DC's fertile Silver Age imagination, Carlo Di Rienzi made his entrance in 1968's Secret Six #1, brought to life by the inventive team of E. Nelson Bridwell and Frank Springer. He's the kind of character who rewards the dedicated collector — someone whose footprint spans nearly two decades and stretches across titles as varied as Action Comics Weekly, Secret Six, and Blackhawk, sharing pages along the way with heavyweights like Superman, Green Lantern, and the enigmatic Mockingbird. With only 19 catalogued appearances, Di Rienzi is a genuine deep-cut discovery — a Silver Age original whose relative rarity makes every issue he graces feel like a small treasure worth hunting down.