Haou Taikei Ryuu Knight: Adeu Legend

Other name: Lord of Lords Ryu Knight: Adeu’s Legend, Lord of Lords Adeu’s Legend OVA, 覇王大系リューナイト アデュー・レジェンド

Description: 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.