1, a 3rd subclass or more classes to choose from with more character slots 2, a tiered subclass so you could upgrade your subclass when you have maxed it out so you (instead of your upgrade tree changing it would change to green instead of having white back grounds and have bonuses to the stats so grenades deal extra damage or effect lasts 1 second longer) you know just something that we can work towards 3, a gun which can upgraded into more than one gun depending on what you picked to upgrade on it 4, new achievements every DLC 5, firefight (this idea has probably already been on here)