X3: Reunion is an in-depth space simulation that thrusts players into an epic battle for control of the universe. While the Argon fleet is stretched almost to breaking point by the continuing attacks from Khaak, a new enemy is stalking the X-universe. What links a mysterious ship with the power to disappear, the ruthless Yaki pirates, and a machine left by an ancient species? It's time to strap yourself in, warm up your laser cannon, and get some answers.