Online social quiz game 1 vs. 100 will open to all Gold-level Live subscribers, reveal today. What's more, it'll be free for all such player to get involved in.

The game will include real hosts, and will pit individuals against hundreds of other players across live, events.

New content is promised on a constant basis, keeping the game fresh, and the title was originally one of Microsoft's big ideas for the - before it was delayed.

"Win real prizes not just for skills but for participation. Have fun playing with your friends and family, or compete with other Live Gold members in a friendly game of 1 vs 100 Live," reads the official word on the game from Microsoft.

By Luke Guttridge