Assassin's Creed Chronicles: Russia is now available for Windows, PlayStation 4, and Xbox One, offering the final installment in the 2.5D spin off for the series. They offer this trailer showing off the whole series. Here's the deal from the UbiBlog:

Assassin’s Creed Chronicles: Russia is now available for download on PS4, Xbox One, and PC. The third and final chapter in the 2.5D Chronicles series follows Russian Assassin Nikolaï Orelov as he attempts to retrieve a special artifact and rescue the tsar’s family from the Bolsheviks. Unfortunately, Orelov’s mission doesn’t go according to plan, and the Templars begin their pursuit of Orelov, the artifact and Princess Anastasia.

Assassin’s Creed Chronicles: Russia joins the two previous episodes (China and India), which can be purchased together in the Assassin’s Creed Chronicles Trilogy pack, also available today for download on PS4, Xbox One, and PC. A retail version is available for PS4 and Xbox One as well.