Name: Hawkeye aka Clint Barton
Superpowers: Archery expert and prime-level athlete and martial artist.
First Appearance: Tales of Suspense
#57 (Sept. 1964)
Comic book trivia: Hawkeye's brother Barney tragically died at the hands of Egghead, the Mad Thinker and the Puppet Master in the story arc in Avengers