CATDOLL: The movie "Magical Girl Illya" is titled "The Oath Under the Snow"

Previously, at the end of the fourth season of the anime, the official "Magical Girl Illya" announced that the work would be adapted into a theatrical version, and released promotional images and other materials. Today (February 10), the official officially announced that the subtitle of the theatrical version of "Magical Girl Illya" is "The Oath Under the Snow", but no further details were revealed.

Many fans speculated that the content of the "Magical Girl Illya" movie would be the "Emiya Giant Warrior Legend". Now that the subtitle has been revealed, it feels like this is it. "Magical Girl Illya" is a spin-off manga based on Illyasviel, a character from "Fate/stay night". It is about magical girls and is illustrated by Hiroyama Hiroshi. The world view and character settings are different from the original.