The website for the upcoming Black Clover: Sword of the Wizard King anime movie has revealed an original character called Milly, who is voiced by Marie Iitoyo. Milly is a member of the Magic Tool Research Lab and carries out research with Sally.
Black Clover: Sword of the Wizard King is set to premiere on Netflix on March 31, 2023. The movie will feature an original story revolving around the Wizard King, supervised by Black Clover creator Yuuki Tabata. Toshihiko Seki is voicing Konrad, a former Wizard King.
The staff includes Ayataka Tanemura (Black Clover second half, Fuuto PI assistant director) as director, Johnny Onda (Black Clover: Yuno no Sho light novel author) and Ai Orii as scriptwriters, Itsuko Takeda (Black Clover) as character designer, and Minako Seki (Black Clover) as music composer. Studio Pierrot is the animation production studio.
The Black Clover anime series ran from 2017 to 2021 with Tatsuya Yoshihara (Chainsaw Man action director) directing the first half and serving as chief director for the second. The main cast includes Gakuto Kajiwara as Asta, Nobunaga Shimazaki as Yuno, Junichi Suwabe as Yami Sukehiro, and Kana Yuuki as Noelle Silva. The Shueisha-published manga that inspired the show began in 2015 and has 33 tankoubon volumes as of November 2022.
Viz Media describes the manga as:
Young Asta was born with no magic ability in a world where magic is everything. In order to prove his strength and keep a promise with his friend, Asta dreams of becoming the greatest mage in the land, the Wizard King!
The Black Clover manga is serialized in Weekly Shonen Jump and published under the Jump Comics label. The series has inspired spin-off manga, a light novel, and video games.