Another thing that annoys me about Unity is the reliance of co-op to get stuff like skill points. Does co op play this type of function in later games? Clearly some of these missions would be MUCH easier with other people (obviously).
https://www.trueachievements.com/gamercards/SliferCynDelta.png%5B/IMG%5D">https://www.trueachievements.com/gamer/SliferCynDelta"><img src="https://www.trueachievements.com/gamercards/SliferCynDelta.png