User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue announced/@comment-25281081-20141007022031

http://www.gametrailers.com/videos/z8n6q8/assassin-s-creed-unity-assassin-s-creed--unity

Some tiny new informations for us! It seems that co-op missions won't need to be played with a complete team. You can play them solo.