Scarlet Witch

Scarlet Witch (Wanda Maximoff) is a fictional character. She appears in American comic books published by Marvel Comics. The character was created by writer Stan Lee and artist Jack Kirby. Her first appearance was in "The X-Men" #4 (March 1964) in the Silver Age of Comic Books.
Cast.
Since 2014, Elizabeth Olsen has portrayed Wanda Maximoff in the Marvel Cinematic Universe.