There are a lot of ways that Black Panther stood out from other superhero movies, Erik Killmonger being among them. Michael B. Jordan received heaps of praise for his performance as Killmonger, and the character has since been labeled by many as one of the Marvel Cinematic Universe’s best villains. But as Kevin Feige told THR, Killmonger’s final moment was instrumental to building the entire movie. Like any other major motion picture, Black Panther went through alterations, including a deleted Killmonger line before his death resulting in the movie’s ending being changed, but it was ensured that Killmonger’s last words about not wanting to be imprisoned was kept in, and that proved to be the right call.
Article source: https://www.cinemablend.com/news/2466985/the-black-panther-line-that-was-essential-to-the-movie-according-to-kevin-feige