Jack Monroe is a fictional superhero appearing in American comic books published by Marvel Comics. The character was originally introduced as third sidekick under the Bucky identity, initially treated as the original Bucky Barnes before being retconned as a separate character, and later the most well-known incarnation of Nomad.
Jack Monroe (character)
James Buchanan "Bucky" Barnes is a character appearing in American comic books published by Marvel Comics. Originally introduced as a sidekick to Captain America, the character was created by Joe Simon and Jack Kirby and first appeared in Captain America Comics #1. Barnes' original costume and the Bucky nickname has been used by other heroes in the Marvel Universe over the years.
Bucky Barnes as Winter Soldier, with his World War II and Captain America incarnations in the background on the textless cover of Winter Soldier #1 (Feb. 2012). Art by Lee Bermejo.
Bucky Barnes as Captain America. Art by Alex Ross.