Minigun

How To Obtain
Get to Level 75, you can then equip it in your Primary Slot.

Trivia

 * The Minigun has by far the fastest rate of fire out of all the guns in the game.
 * The Minigun is currently the last Primary Weapon one can unlock.
 * The Minigun has the largest model out of all of the Primary Guns.
 * The Minigun has the largest level gap to unlock out of all the primary guns, requiring 30 levels to unlock after unlocking the AA12, the last gun that can be unlocked before The Minigun.