Modern Warfare 3's Season Four Reloaded update adds two new weapons, and one of them is a popular choice that's causing chaos online.

MW3 has no shortage of shotguns to use in multiplayer or Warzone, but the latest is one that longtime Call of Duty players will have fond memories of. It’s a blast from the past that you can use to lay waste to your enemies in multiplayer, Warzone, or even MW3 Zombies mode.

Here's everything you need to know about the newest weapon in MW3, the Reclaimer 18, and how to get your hands on it.

The Reclaimer 18 is a new shotgun coming to MW3's Season Four Reloaded update. It's a weapon that will be familiar to many, and could become a favorite in battle royale or multiplayer.