3D Realms have announced on their website that a playable demo of their upcoming - and long delayed - FPS game Prey will be released for the PC and via Xbox Live on June 22.

June 22nd is a date that an awful lot of gamers will be waiting for. On that day, the Prey Demo will be released.

Available that day on the PC as well as in the Xbox Live Marketplace will be a 5 level demo containing both single player and multiplayer modes of the game. The size of the demo, which levels, what time it is to be released has yet to be determined, but June 22nd is Prey Day - you're going to want to keep an eye out for that!