Aquaman and the Lost Kingdom (aka Aquaman 2) will be hitting theaters in December, but fans might be surprised to learn that a major character from the first movie is not returning for the sequel.

After the trailer was released, fans have been questioning why one character did not appear on screen at all. James Wan, the film’s director, then confirmed the news.

Keep reading to see who is returning and who has exited the franchise (and why)…