Mugen Senshi Valis  

Valis: Legend of a Fantasm Soldier, 夢幻戦士ヴァリス, Valis: The Fantasm Soldier, Mugen Senshi Varisu

The Mugen Senshi Valis series is a collection of Japanese platform games created by Telenet Japan. These games follow the tale of Yuko Asou, a student from the late 1980s who must safeguard three distinct realms - our world, the domain of spirits, and Vecanti, the realm of dreams - utilizing a mystical sword known as Valis. An animated advertisement for the Nintendo Famicom game was created based on this short clip.