Septimus (Honkai: Star Rail)

Also known as: 神主日, ディエス・ドミニ

A boss in Honkai: Star Rail. Full name is "Harmonious Choir" The Great Septimus.

It is Dominicus, one of the many embodiments of Xipe (Honkai: Star Rail) the Harmony, after being hijacked by Sunday (Honkai: Star Rail).