"As project priorities change, team members may transition from one project to another where their expertise is needed."
However, it could be delayed to Holiday 2027, following recent changes in the development team and to stay under budget.
A gameplay feature that involved controlling a cat has reportedly been removed, but the title's story is apparently unchanged.
Benoit Richer recently left Ubisoft to join Servo Games, an indie studio with "industry veterans" as its new game director.
It also occurs during a "pivotal moment in history," but the developer will be "quiet for a little longer" before revealing more.
Ubisoft Montreal allegedly even hired contortionists for the motion capture, meaning lots of acrobatics during combat sequences.
Despite creative director Clint Hocking departing from Ubisoft, the next Assassin's Creed is reportedly highly favored among the teams.