Warren Ellis says: "You people have had it too easy lately. From 1938, a character that lasted six issues:

Skyrocket Steele was a hero in the year X. He was assisted by Sari Marston and Invex the Invisible Man. His nemesis was Vance Roy.

Skyrocket Steele was the first character created by Bill Everett.
THAT'S IT. THAT'S ALL THERE IS.

HE LIVES IN THE YEAR X.

All right, listen, I'll show you a picture, but it's going to be useless to you:

Me saying: And it was, so I'm not putting it here. I just worked around the name.