Muramasa: The Demon Blade is an action role-playing game developed by Vanillaware for the Wii. Set in a mythological version of Edo-era Japan, the game follows two protagonists, Kisuke and Momohime, as they wield powerful swords to battle a variety of enemies. The game is praised for its stunning 2D art style, fast-paced combat, and engaging storyline, capturing the essence of Japanese folklore and mythology.