Maisie joined Legend of Tomorrow in 2016 as Amaya Jiwe/Vixen, a member of the Justice Society of America during the 1940s. Eventually, her character returned to her original time with Maisie taking on the role of fugitive shapeshifter Charlie in 2018. Her mother, Joy Richardson, also appeared in the show as Amaya Jiwe's ancestor. She exited the show in 2020 in order to pursue other projects.