Elizabeth Olsen warned actors about Marvel franchise deals and advised them to take up only one movie at a time in the MCU. She says this is better for choosing projects carefully and not giving up creative control. Elizabeth has played Wanda Maximoff in projects for the MCU, including 2 Captain America films, three Avengers movies, Multiverse of Madness and WandaVision. Elizabeth Olsen Warns Potential Marvel Actors About Franchise Deals, Advises Them To Sign Up for One Movie at a Time, Here s Why!.