Doctor Who: The Eternity Clock is available on the PS3 and PSVita, and has a total of 49 trophies to unlock, including the coveted Platinum trophy and two gold trophies. Developed by Supermassive Games and using the Unreal 3 engine (the Vita edition of the game will be the first Vita title to use the tech), the game allows players to take on the role of the Doctor and his companion River Song.