The Behemoth's Xbox Live Arcade game Castle Crashers now has over one million users playing the game online.
The title was released less than ten months ago, and according to the developer has become the fastest-growing XBLA title on Microsoft's service.
In 2008, Castle Crashers was the most-played Xbox Live Arcade title, beating Bizarre Creations' Geometry Wars: Retro Evolved 2 and acclaimed platformer Braid to the honour.