Assassin's Creed: Bloodlines is an action-adventure video game for the PlayStation Portable, part of the Assassin's Creed franchise, taking place in between the events of Assassin's Creed and Assassin's Creed II. The game was developed by Ubisoft Montreal in conjunction with Griptonite Games and published by Ubisoft, it was released on November 17, 2009 in North America and November 20, 2009 in Europe, concurrently with Assassin's Creed II and Assassin's Creed II: Discovery.