King of Fighters 13 is an upcoming action-RPG video game for the Xbox 360. Developed by FromSoftware, it is published by Bandai Namco. The game is set in the same continuity as the company's previous game, the fighting game series King of Fighters. It is the fifteenth game in the series. The game was announced at E3 2006 and is set for release in 2007. It is a follow-up to the 2006 game King of Fighters XIV. The game is designed by Hideki Kamiya, who has designed the series' previous games. Kamiya is also the game director and co-founder of FromSoftware. The game is a free-to-play title, with a subscription required to access online multiplayer. The game introduces a new system called the 'Active Skill System'. This system allows players to customize their characters with a variety of abilities. The game has been met with mixed reactions from critics. On the whole, they have found it to be an improvement on the 2006 game. However, some have criticised the game for its graphics and for its slow gameplay.