Chaingun

The Chaingun is currently the last weapon you can receive in-game and currently the only Level 4 weapon.(Excluding Secret Weapons.)

It can also be considered the best weapon in the entire game currently,with it's huge mag size and it's beast of a DPS.

It has the highest magazine capacity(150) of any weapon in-game,deals the second highest amount of damage in the game (With the highest being the Pump Shotgun ),and the highest damage of any SMG in-game.

Although,it has the longest reload time of any weapon currently in the game,which can be bad.

It is only found at the end of the game,in the room where the Tank battle begins.

It's alternate name is "The Tank Buster".