Best Warzone 2 M13B loadout

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Warzone 2 player holding gun with smoke in background
Credit: Activision
November 23, 2022: Warzone 2 Season One is in full swing. Check out the best M13B loadout and the best attachments to use below.

As players prepare to drop into Warzone 2 for the first time, the chances of the best Warzone 2 M13B loadout influencing the early metagame are high. This particular rifle is one of several weapons arriving as part of the Season One update which goes live on the Warzone 2 release date.


As the name suggests, the M13B shares a number of similarities with the M13 which featured in the first iteration of Warzone.

Before we take a closer look at the best Warzone 2 M13B loadout, check out our guides showcasing our early predictions on the best Warzone 2 SMG and all there is to know about the brand-new Warzone 2 map.

What is the best Warzone 2 M13B loadout?

Attachment Name
MuzzleXTEN Havoc 90
Barrel14" Bruen Echelon
OpticSlimline Pro
Rear Grip D37 Grip
Magazine60 Round Mag

This build provides major enhancements to recoil, bullet velocity, and damage range which comes in handy in mid-range engagements.

With some trigger discipline, it's easy to maintain high damage output at even further distances too.

Best Warzone 2 M13B attachments

The Warzone 2 gunsmith contains a vast selection of attachments that are capable of improving the performance of any weapon in the arsenal. After unlocking the M13B, this set of five is excellent when it comes to guaranteeing impressive mid-range firepower.

  • Muzzle: XTEN Havoc 90
  • Barrel: 14" Bruen Echelon
  • Optic: Slimline Pro Optic
  • Magazine: 60 Round Mag
  • Rear Grip: D37 Grip

This set of attachments does wonders when it comes to improving mid-range performance. Arguably the star of the show is the 60-round mag which gives you the ability to tackle multiple enemies without having to reload.

M13B assault rifle in Warzone 2 gunsmith
Credit: Screengrab via Activision

How to unlock M13B in Warzone 2

Instead of featuring in the Season One battle pass, the M13B requires a different unlock method in Warzone 2.

To unlock, purchase a store bundle or by completing a DMZ challenge. Here's the DMZ requirement:

"Unlock by defeating The Chemist in the Radiation Zone of DMZ and extracting his dropped weapon."

Best Warzone 2 M13B perk package and equipment

After equipping the best M13B attachments, finding a perk package and equipment selection capable of improving performance even further is the next step to building the best loadout. Here are our recommendations.

Perk package


  • Double Time (Base)
  • Bomb Squad (Base)
  • Resupply (Bonus)
  • High Alert (Ultimate)


  • Semtex (Lethal)
  • Stim (Tactical)

Is the M13B good in Modern Warfare 2?

With this set of attachments equipped, the M13B is a very strong assault rifle to use in Warzone 2. However, with plenty of stiff competition in the category, it may not squeeze into the early meta. There's always a chance it skyrockets in popularity once players realise it's incredible versatility.

That's all there is to know about the best Warzone 2 M13B loadout. For more, check out our guides showcasing our early Warzone 2 meta predictions and the latest intel on Warzone 2 double XP events.