User blog comment:Master Sima Yi/Assassinews 19-03-'14 – Two Assassin's Creeds for 2014?: Unity and Comet/@comment-92.30.194.92-20140613111553/@comment-69.113.130.186-20140613220243

Yah, it has a source. I remember this story a few months ago on Kotaku and several others.