User blog comment:Exc0p/Which to renew? HELP!/@comment-4502579-20111227060809/@comment-4502579-20111227194239

I think, if you have over 20k NX, get a set of 15 (if you plan on getting nothing for perm, gear, etc.). If you have less buy one by one because when you buy a set of 7 you only save about 8% (1k NX-ish). As for set of 15 you save 20%!!!!!!!!! WHOA!!! (4k NX-ish).