User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue announced/@comment-4927811-20141018014101/@comment-173.189.47.87-20141018023220

Christopher apparently looks like the sharpshooter from AC 3 multiplayer and Achilles again is apparently trained by Ah Tabai and also all of the concept art for the characters look inaccurate.