Assassin's Creed V: Messiah developer publisher released genre modes ratings platforms media Assassin's Creed V: Messiah is a 2014 historical action-adventure open world video game developed by Ubisoft Montreal and published by Ubisoft. It was released worldwide for the Xbox 360 and PlayStation 3 on November 30, 2014, for the Wii U on December 1, 2014, for the PlayStation 4 and on Microsoft Windows on December 23, 2014, and for the Xbox One on December 24, 2014.