Ubisoft Montreal, from the makers of Assassin’s Creed was working on a new title called “Osiris” Unfortunately, we have an unacceptable news for those who were looking forward to this new IP.
A Ubisoft representative confirmed the project is no longer active:
“The content in question was from a Ubisoft project that is no longer moving forward.”
There was a trailer tease along side with 3 images leaked. You can check them out here