Whose to say that there won't be some customization options? According to the Assassin's Creed website, specifically the Unity Co-Op section, this is mentioned.
That being said, I'd also like to tag along. I'll be the florescent polka-dot clear one.
Hey I have 1 spot left in my Crew called "ECHO" and already got 2 rewards unlocked.
And btw is it possible 2 join other crews if you're already in an another crew?