Zangeki no Reginleiv is a 2010 action video game developed by Sandlot and published by Nintendo for the Wii; it was only released in Japan. The story, based on Norse mythology, follows the divine warriors Freyr and Freyja in their war against the Jötunn, which heralds the coming of Ragnarok. Gameplay is mission-based, following one of the two protagonists as they fight hordes of enemies. Missions can be completed either in single-playing or in four-player co-op. Along with standard controls, the game supported the Wii MotionPlus expansion.