Rune is an action-adventure video game developed by Human Head Studios which was released in 2000. The game is based on Ragnarok, showing the conflict between the Gods Odin and Loki and the buildup to Ragnarok. Built on the Unreal Engine, the game casts the player as Ragnar, a young Viking warrior whose mettle is tested when Loki and his evil allies plot to destroy the world and bring about Ragnarok. (wikipedia.org)