Do you need a uplay passport for assassins creed 3 online?

Yes, a Uplay Passport is required to access the online multiplayer features of Assassin's Creed III. This system was implemented to ensure that players had a legitimate copy of the game. However, as of recent updates, the requirement for a Uplay Passport may vary depending on the platform and whether the game has been updated or patched. Always check the latest information for your specific platform.