Haou Taikei Ryuu Knight: Adeu Legend
English name: Lord of Lords Ryu Knight: Adeu's Legend
Genres: Action, Adventure, Fantasy
Type: OVA, Episodes: 13
Aired: Jul 21, 1994 to Sep 25, 1995
Studio: Sunrise
Source: Unknown
Rating: PG-13 - Teens 13 or older
Synopsis:
In an old world clash between light and darkness (as always), the evil Lord Uongadis is sealed away under a gigantic monument called the Earth Blade. 20 years have passed since the wars, and now the threat of evil being brought back is greater than ever as demons try to revive their lord.

(Source: ANN)