Skip to content
DMZ CODEX · HAJIN EXCLUSION ZONE UPDATED 10 NOV 2026

Language

Sign in
Codex / Weapons / JAK 12 Updated 29 Oct 2026
Weapon

JAK 12

JAK 12: announced for Season 1; availability begins later in the season.

Availability
Upcoming
Release
Later in Season 1
Class
Shotgun
Unlock
Seasonal event
Fire rate
323
Fire rate (RPM)
323
Magazine capacity
8
Reserve ammunition
16
Gunsmith guideAll attachments

JAK 12 attachments 1

Scroll sideways for unlocks and prices →

AttachmentSlotUnlockPrice shown
JAK BarrageApexUnknown–

Prices are recorded DMZ Cash menu prices and exclude paid slots. Discounts may change your cost. "–" means unknown.

Handling and role

  • A fully automatic shotgun for close-range breaching. Pellet accuracy drops rapidly over distance and each shot brings strong recoil. It is an in-season event reward; the exact event requirements and maximum weapon level have not been revealed.

Related

Explore related content

Guides that cover this

NewsMW4 DMZ Season 1: X01, free weapons and rewards

Something wrong or missing? Send a correction.

Report a problem on this page

Prepare the next run

My deployment

Check off goals during your run. Saved on this device.

DMZ CODEX · IPHONE & IPAD

Add to your Home Screen

Installation won’t start automatically. Follow these steps in Safari.

  1. 1. Open this site in Safari

    Already in Safari? Continue below. In another app, choose Open in browser, then open Safari.

    dmzcodex.com/install/
  2. 2. Tap Share

    Look for the square with an arrow pointing up. It may be inside Safari’s More (…) menu.

  3. 3. Add to Home Screen → Add

    Scroll through the Share menu; tap View More if needed. Keep Open as Web App on if shown, then tap Add.

Look for the yellow DMZ Codex icon on your Home Screen.