Hiouden: Mamono-tachi to no Chikai, meaning "The Oath of the Demons," is a role-playing game (RPG) released for the Super Nintendo Entertainment System in Japan. While it didn't receive an official English release, its unique storyline and gameplay mechanics attracted attention from fans. The game is noted for its challenging difficulty and a story focusing on a clash between different factions and creatures. While the game's graphics and presentation might not compare to later RPGs, its unique aspects, especially the story, were appreciated by those who played it.

Hiouden - Mamono-tachi Tono Chikai (Japan)

Hero Senki - Project Olympus (Japan)