In WandaVision, Olsen said the character is brought more in line with the comic book version, including depicting her mental illness,[39] while introducing the "Scarlet Witch" moniker that was not previously used in the Marvel Cinematic Universe (MCU).[40] Marvel Studios executive producer Kevin Feige said the series explores the extent and origin of Wanda's powers.[39] Olsen felt her "ownership" of Wanda was strengthened during development of the series,[41] which allowed her to explore new parts of the character's personality such as her humor and sassiness.[42] : 30 She was thrilled that WandaVision focuses on Wanda rather than making her a supporting character as in the films, and was sold on joining the series when Feige mentioned specific Scarlet Witch comic storylines that inspired WandaVision.[43] Olsen was influenced by Mary Tyler Moore, Elizabeth Montgomery, and Lucille Ball for her performance.[44] Michaela Russell portrays a young Wanda.[45]