The Remington 870 is a Non-Canon Pump-Action shotgun which appears in Non-Canon maps.
Like other shotguns, it boosts higher damage. It is a one-hit kill until round 10\
When upgraded it becomes "Body Shot" obtaining Dragon's Breath ammunition and also obtaning a larger magazine and increased ammo capacity.
The 870 is also featured in CaptainMacMillan's Redux storyline. It made its first appearance in Kino Redux. It is a one-hit kill until round 12. When upgraded it becomes the 870-2-B14CH35 obtaining Dual Wield, more Power, larger magazines, and more reserve ammo. It is a one-hit kill until round 23.