Allow players to pick attachments, including underbarrel nade launchers. Add more reserve ammo to the NC and TR variants. THE DARKSTAR: Use the Terminus as base model. Keep heat mechanic. THE UNITY: Use the Cycler TRV as base model, make the mag size 50 rounds. THE GAUSS PRIME: I would use the Tross as base model. Add a charge up switch fire mode that turns the gun into a mini AV railgun, damaging mainly to MAXes.