User blog comment:Master Sima Yi/Assassinews 19-03-'14 – Two Assassin's Creeds for 2014?: Unity and Comet/@comment-178.167.254.16-20140321203248/@comment-733050-20140321222340

The game's name was Osiris, and concept art of it was in AC4. http://www.computerandvideogames.com/388625/ubisoft-project-osiris-was-cancelled-before-leak/ As I've said below it's a shame it was cancelled as it gives the false impression only AC games can be about history.