Karma-45

"Full-auto ballistic firearm. Built in dual magazine provides faster reloads and increased ammo capacity."

- In-game description.

The  is a submachine gun featured in Call of Duty: Infinite Warfare. It has built-in dual magazines, allowing the weapon to have faster reloads.

Campaign
When all side missions are completed, the Karma-45 unlocks the High-Cal Burst upgrade, which enables a burst-fire that increases damage per accurate shot.