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Season One ofCall of Duty: Modern Warfare 3has officially begun, bringing in many new Maps, Modes, and goodies to unlock via the new Battle Pass, giving players who’ve been grinding away at the game since launch something new to chew on.
As such, the new 100-tier Battle Pass will be where you will earn the majority of the Season’s new content, as it holds the new weapons within its Free Tiers and unique cosmetic items if you’re willing to toss money to obtain the Premium Tiers or the BlackCell Bundle.

Updated July 23, 2025, by Seth Parmer:It’s the Holiday Season, and Call of Duty: Modern Warfare 3 has some new Holiday-themed Playlists and Modes for you to take advantage of to quickly and efficiently level up your Player Level, Weapons, and Battle Pass. You can find the complete rundown of this event in the now-added section in the guide below!
Season One Battle Pass Overview
TheSeason One Battle Passfollows the same formula as what you’re likely familiar with from the previous installment,Call of Duty: Modern Warfare 2, offeringFree, Paid, and BlackCell Tierswithin it, givingextra bonuses to those who want to drop more money on the game’s Battle Pass.You can learn more about the Battle Pass Tiers in the table below!
$9.99/£8.50

BlackCell Tier
$29.99/£25.99
It’s crucial to note thatall the New Weapons introduced in Season One can be earned through the Free Tierof the Battle Pass.

However, if you want to get your hands on them sooner, theBlackCell Tier will enable you to snag Weapon Blueprints of some of the New Weapons instantly,serving as a substantial skip. The section below will outline every Sector, its contents, and which tier you need to obtain them!
All Season One Battle Pass Rewards
Like previous Battle Passes in the Call of Duty series, Season One’s is split into20 Sectors,eachcontaining five tierswithin them that can have anything from Weapon Blueprints to COD Points to new weapons. The complete list of items from all 20 Sectors is in the table below!
Armed and Dangerous

Out of the Fire
Bend and Snap
Carbonize (BAS-B)
Immolator (DM56)
Sigma (BBQ)
Constant (DG-56)
Grin and Grim
All ‘Rounder (RAM-7)
BlackCell
How To Obtain Battle Pass XP
Lastly, let’s cover how toquickly carve your way through the Season One Battle Passof Call of Duty: Modern Warfare 3. Aside from purchasing Tier Skips or the BlackCell Bundle, there are some methods you may use toaccumulate lots of Battle Pass XPto get the New Weapons and some of the other goodies, all for free!
Firstly, if you have anyDouble Battle Pass XP Tokens,we suggestpopping them whenever you’re about to sit down for a long sessionofMultiplayer, Warzone, or Zombies.If not, that’s fine. You will just have to put in a bit more effort to accumulate more Battle Pass XP!
Next,keep your eye out for the ‘In-Season’ Maps and Modesthat will periodically rotate in and out from the Multiplayer, Warzone, and Zombies Playlists, as they willalmost always offer more Experiencewhen playing them.
Finally, theHoliday Season is upon us,which typically meansDouble-or, in some cases, Triple-XP events will be popping off for extended weekends, sometimes even entire weeks,enabling you to accrue tons of XP by simply playing any mode you wish. Use this to your advantage to quickly complete your Battle Pass, or at least get the New Weapons!
Santa’s Slayground Limited Event
Speaking on earning Battle Pass XP quickly and efficiently, the newSanta’s Slayground Eventis live for the holidays, giving us access tounique rewards and Double XP.Making it a tremendous way to grind forLevel XP, Weapon XP,and -of course-Battle Pass XP.
Not only arenew challenges availableacross the game’sMultiplayer, Warzone, and Zombiesmodes, but there are nownew holiday-themed playliststhat will help you rake in the XP. You can find a comprehensive look at all the holiday playlists in the table below!
Slay Ride Resurgence
Warzone
While thespecific modes above don’t warrant Double XPin and of themselves, there is anongoing Double XP Eventthat covers yourLevel, Weapon, and Battle Passthat extendsuntilDecember 28.
Furthermore, werecommend grinding Shipmas 24/7over the course of this extended Double XP Event, as you canrack up a great deal of kills in a short periodof time, making itone of the best ways to farm XP for everything.Take advantage of this opportunity now before it’s too late!