The Winter Soldier. they will kill off the Steve Rodger/Chris Evans Captain America in a few years and Bucky Barnes/Sebastian Stan (now the winter soldier) will take his place. it happened in the comics
Is it bad that I was super attracted to him even before I knew it was Bucky? (The Winter Soldier (Bucky) — Sebastian Stan has really alluring eyes. That gets accentuated when the rest of his face is covered, too. Be still, my heart.