Saga of Tanya the Evil: Madoshi Kakutatakaeri (Battle of Magicians)

Saga of Tanya the Evil: Madoshi Kakutatakaeri (Battle of Magicians) is a mobile game spin-off based on the popular light novel Saga of Tanya the Evil written by Carlo Zen. While featuring beloved characters from the anime and the novel, it tells a story that were never public before.

Official site: https://www.youjo-senki-game.com