Originally posted by xLew
im still abit puzzled on the best way to use them lol, until i know properly ill just stick to the default class lol
Simple you need to buy extra classes whatever default class you pick you get that gun/perks for free.
Don't buy perks yet, buy one gun complete the challenges on that gun. Yes it grindy.
Move on to another gun.
Buying perks is a waste of time killstreaks on the other hand are sort of useful.