User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue announced/@comment-5638823-20141006204815/@comment-746824-20141007163207

Ubisoft Kiev has handled all of the PC ports for the Assassin's Creed games. They tend to be very buggy. Day One on PC is nearly unplayable, normaly. And that was with experience with the engines/systems/code/whatever. Unity is supposed to be a new engine, no?