This sixth expansion for the game introduces Hidden Alliances where player decide their alliances secretly and then reveal them simultaneously, adding suspense to the Alliance Phase. It also introduces 30 new aliens to the game, including some which enable players to help, fine, traumatize or give bad dreams to their rivals.

The game is for 3 – 5 players, ages 14 and up, and plays in 1 – 2 hours. As an expansion, it requires the base game to play. MSRP is $24.95.