There is up to 4 player co-op in AC Unity. You can join together with your friends and complete "Brotherhood" missions. The story missions do not support co-op. Very similar the Watch Dogs is that ...

Whether you're playing Assassin's Creed Unity's narrative-based two-player co-op missions or the four-player heists, the principle remains the same: stealth means everything. Assassin's Creed Unity ...