Corrosive Sludge Pump
Hydrogen Ion Additive
Subata 120
Automatic Fire
High Explosive Grenade
Loadout Guide
Some people say that driller is the crowd control class. They're correct, but that doesn't stop me from dumping all the upgrades into a corrosive DOT. Pretty simple, just sludge them and fire a bazillion bullets to get even more DOT. HE grenade is for your lacking crowd control, but I don't blame you if you're not a fan of it.