User blog comment:Eleanor S. Lamb/(NX RARE OF THE WEEK) M417 SB ROCKS/@comment-5093628-20140209205742/@comment-7395018-20140209212221

If you have 5k NX, use it. It's for a perm NX-Rare.

The upgrade to the Combat... eww. If you want to, you can get all four of the guns.

Get a new TAU and upgrade it to the TAU CQB.

PS. Upgrade everything you can. It doesn;t make much of a difference.