Castlevania: Harmony of Despair is a cooperative platform-adventure game released for Xbox 360. It introduces a unique map system that displays the entire quest layout, enabling up to six players to join forces online via Xbox Live. Initially leaked in May 2010, it was officially announced during the Xbox Live Summer of Gaming and showcased at E3 2010.
Castlevania: Harmony of Despair is a crossover platform-adventure game that features a new map system which allows players to see the current quest map's entire setup, as well as up to six players at once over Xbox Live. The game was first leaked as an OFLCA Rating on May 27, 2010, then officially announced for Xbox Live Summer of Gaming 2010. Later in the year, the game was unveiled as a playable demo in the Konami booth at the E3 Convention of 2010.