X4: Timelines, the new expansion, brings a revolutionary approach to the X4 universe. It features a thrilling storyline centred around Harper Donel, a trader whose encounter in the border territories will shake the foundations of the universe. Embedded in the new X4: Timelines storyline, you'll find a wide range of scenarios in which you will experience the many different aspects of X4 gameplay. Playing these scenarios will also unlock new missions within the X4: Timelines storyline, and bonuses for your wider X4 sandbox universe - among them reimagined, classic ships from X Universe history.