Sam Wilson
As Steve Rogers’ friend and confidant, Sam is much more than a sidekick: he’s an excellent tactician and hand-to-hand combatant, but is otherwise an ordinary human being. This is decidedly not the case in the comics, where Sam does actually possess a superhuman ability: he can talk to birds.
Baron Zemo and HYDRA
In the animated series The Avengers: Earth’s Mightiest Heroes, Baron Zemo is one of the first leaders of HYDRA, with Red Skull as his second in command.
Super Soldier Serum
Erskine developed the first ""Super-Soldier Serum"" as part of a top secret US Government experiment called Operation: Rebirth. He was now code-named ""Professor Reinstein"" to hide his identity. The first and the most successful recipient of the Super-Soldier Serum was Steve Rogers.
New Captain America
The Blip saw the return of half of all life return after five years, sending the world into turmoil. The United States government chose John Walker to become the new Captain America, believing him to be the embodiment of America’s greatest values and an inspiration for everyone.
Steve Rogers and Peggy Carter
Margaret Elizabeth Carter is a fictional character appearing in American comic books published by Marvel Comics. She is usually depicted as a supporting character in books featuring Captain America. Peggy Carter Created by Stan Lee (writer) Jack Kirby (artist) In-story information Full name Margaret Elizabeth Carter
Bucky’s Gift to Sam
Given the timing of the moment and the music that swells up around it, it’s pretty clear there’s a new Captain America costume in the box Bucky gives to Sam, likely one made at least partly of vibranium, but it will also feature new wings as well.