The best Battleforce set for value? Part 2, Battleforces Overview

Ok, maybe I was a bit too harsh when I said that I would talk about the worst valued battleforce, there is not even a need to open up a poll to find the worst since it already shows at the poll now...But I think we can discuss about whether you would buy a second or third battleforce after your first. Remember, it's not necessary for a battleforce to be useful, but when you spent and thought you