Modern Warfare 2 Season One patch notes

Modern Warfare 2 soldiers fighting
Credit: Activision

Modern Warfare 2 soldiers fighting
Credit: Activision

The first dose of seasonal content for Modern Warfare 2 is out now and as players jump into the action, the Modern Warfare 2 Season One patch notes contain a wealth of details surrounding numerous changes to multiplayer.

Infinity Ward is no stranger to making changes to the game in order to ensure players have a smooth experience and if the patch notes are anything to go by, the developer aims to keep the experience smooth throughout the game cycle.

Before we take a closer look at the Modern Warfare 2 Season One patch notes, check out our guides highlighting the best Modern Warfare 2 guns and all there is to know about the best Modern Warfare 2 controller settings.

Modern Warfare 2 Season One update patch notes


Ricochet Anti-Cheat

With the launch of Season 01, RICOCHET Anti-Cheat™ will be live, globally, across Warzone 2.0 Battle Royale and Warzone 2.0 DMZ. RICOCHET Anti-Cheat is currently live in Call of Duty: Modern Warfare II. Learn more about #TeamRICOCHET here.

New weapons

  • Victus XMR - Unlocked in Sector A15 of the Season One battle pass.
  • BAS-P - Unlocked in Sector A6 of the Season One battle pass.
  • M13B - Unlocked in a store bundle or a weapon unlock challenge.

Weapon balancing

Assault rifles

  • Increase to long-distance flinch on all Assault Rifles.

Kastov 545

  • ADS speed increase
  • Improved ironsight ADS sight picture

Kastov 74u

  • ADS speed decrease
  • Hip spread increase


  • Hip spread reduction


  • Rate of fire increase
  • Hip spread reduction
  • Recoil recenter speed increase
  • Shot grouping improvement
  • Increase ADS movement speed
  • Increase strafing movement speed
  • Semi-auto recoil reduction
  • Semi-auto damage reduction
Modern Warfare 2 M4 assault rifle
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Credit: Activision

STB 556

  • Close-range damage reduction
  • Reduced sprint-to-fire speed

Battle Rifles

FTAC Recon

  • ADS speed improvement
  • 5-round magazine - speed and handling improvement
  • Increased flinch caused by bullets
  • Hip spread decrease


  • Increased hip fire when full auto


  • Increase to close-range flinch on all Handguns

Light Machine Guns

  • Increase to long-distance flinch on all Light Machine Guns

Marksman Rifles

Lockwood 300

  • Damage range reduction

SA-B 50

  • Minor increase to flinch when hit

SP-R 208

  • Large increase to flinch when hit


  • Increase to close range flinch on all Shotguns

Bryson 800

  • Close-range damage increase
  • Hip spread increase

Submachine Guns

  • Increase to long-distance flinch on all Submachine Guns

FSS Hurricane

  • ADS move speed increase
  • Increased headshot damage
  • Increased far damage range


  • Movement speed decrease
  • Damage range decrease
  • ADS speed decrease
  • Hip spread increase

PDSW 528

  • Movement speed increase
  • Damage range increase
  • ADS speed increase
  • Hip spread decrease
  • Adding Laser and Flashlight Attachments
    - 1mW Artemis Laser
    - 1mW Quick Fire Laser
    - Accu-Shot 5mW Laser
    - VLK LZR 7mW
    - 7mW Canted Laser
    - Schlager ULO-66 Laser

VEL 46

  • Damage range increase

Sniper Rifles

Signal 50

  • Fixed attributes on the Signal .50 barrels:
    - 21.5" Fluted Fifty
    - 23.5" SA Fifty-H7

Weapon bug fixes

  • Fixed an issue with the Schlager TTF3 Riser ammo comb on the STB 556 Assault Rifle
  • Dropshot exploit fix
  • Fixed exploit with bipod mount launching, re-enabled bipod use.
  • Fixed incendiary damage over time to not flinch the player
Modern Warfare 2 players walking over bridge
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Credit: Activision


Zeus | KorTac

  • The last of his name, Zeus established the “Thunder” Corps counter-terrorism group dedicated to hunting down AQ.
  • Unlocked automatically with the purchase of Season 01 Battle Pass.

Vehicle updates


  • Reduced the critical damage multiplier on the Heavy Tank (from 1.6 to 1.25)
  • Reduced the damage of the PILA against tanks from 30 to 25%
  • Reduced vehicle explosive damage against other vehicles (percentage varies by vehicle)

Bug Fixes

  • Tuned exiting the RHIB to help mitigate an issue with players getting stuck
  • Exiting the RHIB now places you within the boat. You'll no longer be left in the water behind the boat when moving.
  • Fixes to vehicle-on-vehicle bug that caused vehicles flying as a result of certain collisions and vehicles pushing others back.
  • Fixed a bug where the vehicle camera was re-initializing after repairing a wheel.
  • Fixed vehicles becoming permanently submerged when another vehicle lands on top of them.



  • Shoot House (6v6) is now live with Season 01. Set in Las Almas, this map will engage new and veteran players alike. Get all the intel on this location here.

Battle Maps

  • Fixed floating grass in Sarrif Bay
  • Fixed stretched texture in Santa Seña
  • Miscellaneous bug and exploit fixes across all Battle Maps

Core Maps

  • Fixed bullet penetration issues across some maps
  • Player and equipment collision fixes
  • Al Bagra Fortress barracks lighting fixed
  • Fixed some deployable cover locations
  • General exploit fixes



  • Tier 1 is live with Season 01

Special Ops

  • “Defender: Mt. Zaya - Modified” mission is now available
  • “High Ground” mission now available
  • Fixed bug where players were unable to revive a teammate if they went down near an ammo box
  • Now rewards Stars when collecting intel
    - Stars awarded upon collecting 5 intel; 2 for every intel

Single Player

  • Addressed issue where player could get stuck in the elevator during the “Countdown” mission
  • Fixed issue where sequence would not kick off during second half of “Kill or Capture” mission


  • The Drill Charge sticking to the Riot Shield will always kill the player using the Riot Shield (even if they have the Bomb Squad perk).


  • Cluster Mines now stick to all vehicles
  • Ally deaths no longer give the player assist points while their Counter UAV is active.


  • Combat Record has been added for Core Multiplayer
  • Calling card menu has been revamped to show challenges
  • Customize tab added (with the addition of custom loading screens)
  • Other new content types:
    - Operator finishing moves
    - Gunscreens
    - War Tracks
  • Updates to Weapons tab including:
    - Weapon brands visible
    - Streamlined Blueprint navigation
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