DMZ Weapon

X-58 Nyx

Confirmed

Source: Activision's Call of Duty blog, October 19 2026 launch weapons post

Figures are as published in the launch post.

X-58 Nyx (Call of Duty: Modern Warfare 4 weapon image)
Image: Call of Duty: Modern Warfare 4
Class
Submachine Guns (SMGs), primary weapon
Levels to max
53
Rounds
40
Reserve
120
Fire rate
800 RPM

GUNSMITH BENCH

Illustrative layout

The attachment types the launch post lists for the X-58 Nyx. The arrangement is ours, not the in-game Gunsmith layout.

  • Optic
  • Muzzle
  • BarrelBlocked by the Apex
  • Underbarrel
  • Magazine
X-58 Nyx (Call of Duty: Modern Warfare 4 weapon image)
  • Rear Grip
  • Stock
  • Laser
  • AmmunitionBlocked by the Apex

X-58 Void: A subsonic modification that makes the shot quieter and minimizes hit-direction indicators.Blocks Barrel and Ammunition attachments.

Apex attachment

X-58 Void

A subsonic modification that makes the shot quieter and minimizes hit-direction indicators.

Blocks Barrel and Ammunition attachments.

Rank in Submachine Guns (SMGs)

  • Magazine: joint 2nd of 5
  • Reserve: joint 1st of 5
  • Fire rate: 4th of 5

Derived from the post's figures. Highest value ranks first.

Camos (reported)

ReportedThe Mastery Tracker by Axolwaffles reports these camos and challenges for the X-58 Nyx.

Military camos: tracker lists 'Reach Weapon Level 47'.

Special camos

  • Sniper VeilWeapon level 17DMZ version (tracker's Enemies line): Get 75 Kills while Moving
  • CarbonatedWeapon level 35DMZ version (tracker's Enemies line): Get 75 Longshot Kills against Enemies
  • LimeWeapon level 53DMZ version (tracker's Enemies line): not shown; the tracker's entry for this camo is inconsistent.

Gold to Divergence

  • Gold: after all three Special camo challenges for the weapon.DMZ version (tracker's Enemies line): Get 100 Enemy Kills in a single match in DMZ
  • Platinum: after 5 Gold camos in this class.DMZ version (tracker's Enemies line): Get 75 Enemy Kills from Behind
  • Harmonic BreakDMZ version (tracker's Enemies line): Get 100 Hipfire Kills against Enemies
  • Divergence: after Harmonic Break on 33 weapons, including this one.

War Spoils camo

Extract 3 Weapon Manuals for the weapon (tracker's DMZ Recipes & Manuals tab).

Camo data reported by the MW4 Mastery Tracker by Axolwaffles (community spreadsheet, v1.0.4, updated Oct 27 2026): the tracker's Reddit post. Not yet confirmed in game by Cybernetic Punks.

Other Submachine Guns (SMGs)

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