In addition to Ubisoft Singapore, eight other studios across the world have worked on the game. It has a four-year development cycle at Ubisoft Singapore, including an extensive beta test. The Phantoms, an equally armed group of ex-Ghosts, seek to dismantle world order and to challenge US imperialism from the shadows. has begun selling its weapons and technology to the highest bidder.Īs elite soldiers and defenders of US global interests, Ghosts fight to uphold order in an unstable world. In a world driven by economic interests, the ATHENA Corp. 20 years in the future, the game has changed and battlefield supremacy is dictated by technology.