Originally Posted by stealthy1
I'm going with 416 as my first rifle. I'd say if you want to be different, go with something uncommon, but not way rare such that finding parts is impossible. I agree with Danke, the ACR will probably be your best bet at an interesting uncommon gun. A&K will start selling them. Wait a while, probably when you get AV'ed they'll start appearing in the retailers.
UMP? Mags are hard to find though.
AUGs are nice, but not as ergonomic as I thought.
I'm getting rid of mine because I find it uncomfortable.