The Thunderbolts— a team of mostly reformed supervillains—first appeared in 1997 in the Marvel Comic The Incredible Hulk #449; however, it would be another 14 years before the first MCU appearance by a future member of the Thunderbolts: Bucky Barnes in “Captain America: The First Avenger” 2011. Alexei Shostakov Red Guardian David Harbour – The Russian version of super soldier Captain America and...
