Arno Stark

Arno Stark operated as Iron Man in the year 2020 as a mercenary, not a superhero. (COMIC: The Cast Iron Contract)

He retired from being Iron Man after the "Machine Man incident" left him defeated and without work. However, he was convinced to take a payment for a mercenary job. (COMIC: Clobberin' Time!)

Legacy
Death's Head recalled his encounters with Stark during a battle with Death's Head 4.0. (COMIC: Clone Drive)