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Update notes via Steam Community
Here's a rundown of some of the major updates in today's patch!
Please see here for the Decoder rates.

  • Try The Counter Exchange CP Event! (9/19 - 10/2)

  • Earn CP by completing missions during the event.

  • Extreme Challenge Event (9/19 - 10/2)

  • Earn CP (CSO Event Coins) by completing missions during the event.

  • Random Weapon Zombie Hero Event (9/19 - 10/2)

  • Test how skilled you really are in Zombie Hero Mode with randomized weapons!

  • Steam Service 10th Anniversary Celebration Coin Collection Event (9/19 - 10/2)

  • Complete play missions every day, and get rewards based on the total coins earned!

  • CSN 10th Anniversary Box Sale (09/19 - 10/2)

  • Come celebrate the 10th Anniversary of CSN with a special promotion!

  • Steam Service 10th Anniversary Celebration Coupon Rally Event (9/19 - 9/28)

  • For the 10th anniversary, 10 coupons will be announced over 10 days on the official Discord.


Check out the following sections for more information.

---------- Details ----------


Event Information


Try The Counter Exchange CP Event! (9/19 - 10/2)

Earn CP by completing missions during the event.

  • How to Participate
    • Earn 1 CP for every 15 Kill Points from zombie kills or assists as a human, or infections as a zombie in Zombie Mode (up to 8 CP per day).
    • Clear 1 session after scoring 100 Kill Points in Zombie Scenario mode on Hard or higher: 1 CP (up to 8 CP per day)
    • Every 20 minutes of in-game playtime: 1 CP (up to 2 CP per day)
    • Kill 5 Different Zombie Types in Each Zombie Mode During the Event: 10 CP
    • Earn 1 CP when you complete 2 of the following missions (up to 1 CP per day):
      • Click on the Event Missions tab to check your Event Missions.
      • Purchase a Point Transcendence Decoder or a Point Class Decoder from the Shop.
      • Go on an Exploration once.


  • How to Earn Kill Points
    • Zombie Kills as a Human: 3 Points (bots excluded)
    • Zombie Assists as a Human: 1 Point (bots excluded)
    • Human Infections as a Zombie: 4 Points (bots excluded)
    • Human Infection Assists as Zombie: 0 Points


  • Notice
    • You can earn up to 10 CP a day.
    • Daily Missions reset every day at midnight.
    • You can earn playtime in all modes, including Studio Mode.
    • Besides playtime, in-game missions do not count towards participation in Studio Mode.
    • You can only participate in rooms with 3 or more players.
    • Autohunt kills are excluded regardless of mode.
    • Compatible Zombie Modes: Zombie Classic / Zombie Mutant / Zombie Hero / Zombie Z / Zombie Evolution
    • Excluded Zombie Scenario Maps: Double Gate / Lost City / Survival: Trap / Survival: Groundwater / Pursuit: Chaos
    • You must play for at least 5 minutes to get credit for Zombie Scenario mode missions.
    • All CP will be removed during the 10/2 maintenance.



  • Special Rewards
    • This is a special category of items that have difficult unlock requirements.
    • Unlock requirements are based on the total CP (CSO Event Points) an item requires.
    • Price (CP): 20
    • Unlock Requirements (CP Total Amount): 210
    • Special Reward: Special Transcendence Weapon Box
    • Period/Quantity: x1
    • Exchange Limit per Account: 1 time
    • Daily Exchange Limit: 1 time
    • Special Transcendence Weapon Box Contents (Permanent/Select 1)
      • SKULL-T9
      • Magnum Shooter
      • SG552 Cerberus
      • Laser Ripper
      • Twin Hawk
      • Demolition Hammer


  • Seasonal Rewards
    • This is a category of items that are part of a specific season.
      Price (CP)Total CP RequiredSeasonal RewardsExchange Limits
      5160Zhu Bajie Tail1
      5160Don't Touch Me Zombie Spray1
      5160Chuseok Moonglow1
      5160200 Weapon Enhancement EXP Coupon1
      21701,000 Mileage Coupon5
      8200Transcendence Decoder7
      6190Class Decoder10


  • Normal Rewards
    • This is a category of items that can be traded without unlocking them beforehand.
      Price (CP)Normal RewardsExchange Limits
      2Spell Lance Scarlet Rose (1 Day)1
      2NEGEV NG-7 Ajax (1 Day)1
      2Psychic Harmonium (1 Day)1
      2Trinity Grenade (1 Day)1
      2Ismael (1 Day)1
      2Ethan (1 Day)1
      2Mirage (1 Day)1
      2Anemone (1 Day)1
      3Rare Decoder3
      3Unique Decoder1
      6Unique Premium Decoder1
      4Event Decoder1
      1Grade 3 Parts Reward Box-
      2Grade 4 Parts Reward Box2
      5Grade 5 Parts Reward Box2
      3Random -1 Dehancement Material3
      350 Weapon Enhancement EXP Coupon3
      3100 Weapon Enhancement EXP Coupon3
      1Zombie Scenario Add-On Rate Box-
      2Zombie Damage Meter (1 Day)-
      1Exploration Success Rate-Up +10%-
      2Exploration Success Rate-Up +20%-
      1Exploration Level Enhancement EXP Coupon-
      22x EXP UP -



Extreme Challenge Event (9/19 - 10/2)

Earn CP (CSO Event Coins) by completing missions during the event.

  • Play Missions
    • Earn 90 CP by reaching 3,000 Kill Points from zombie kills or assists as a human, or infections as a zombie in Zombie Mode (up to 500 Kill Points per day).
    • Earn 90 CP by clearing 150 sessions with 100 Kill Points in Zombie Scenario mode on Hard difficulty or higher (up to 25 sessions per day).
    • (Maximum CP Earned: 90 CP)


  • How to Earn Kill Points
    • Zombie Kills as a Human: 3 Points (bots excluded)
    • Zombie Assists as a Human: 1 Point (bots excluded)
    • Human Infections as a Zombie: 4 Points (bots excluded)
    • Human Infection Assists as Zombie: 0 Points


  • Consecutive Attendance
    • 3-Day Consecutive Attendance: 10 CP
    • 5-Day Consecutive Attendance: 10 CP
    • 7-Day Consecutive Attendance: 30 CP
    • (Maximum CP Earned: 50 CP)


  • Notes:
    • Only one of the play mission rewards can be claimed. (Can earn up to 90 CP)
    • Consecutive Attendance: Failing to check in on consecutive days will reset your progress.
    • You can earn playtime in all modes, including Studio Mode.
    • Besides playtime, in-game missions do not count towards participation in Studio Mode.
    • You can only participate in rooms with 3 or more players.
    • Autohunt kills are excluded regardless of mode.
    • Compatible Zombie Modes: Zombie Classic / Zombie Mutant / Zombie Hero / Zombie Z / Zombie Evolution
    • Excluded Zombie Scenario Maps: Double Gate / Lost City / Survival: Trap / Survival: Groundwater / Pursuit: Chaos
    • You must play for at least 5 minutes to get credit for Zombie Scenario mode missions.



Random Weapon Zombie Hero Event (9/19 - 10/2)

Test how skilled you really are in Zombie Hero Mode with randomized weapons!

  • New Weapons: Crossbow Classic, Sylphid, Hunting Dagger (Refined), PP-19 Bizon (Refined), Hecate II (Refined), Belial, Pulse Reactor, Windwalker, Dual Kriss (Refined), MG36 (Refined), Brionac, OICW Hellfire, Electron-III, Arcana I, Arcana II, Arcana III
  • Compatible Event Maps: Italy, Assault, Dust, Abyss 2, and Estate


  • Notes:
    • When you're on the Zombie Team, your class will be selected randomly.
    • When you're on the Human Team, your primary weapon, secondary weapon, melee weapon, and grenade will be selected randomly.
    • Base game rules are the same as Zombie Hero.
    • Available weapons are determined regardless of individual ownership.
    • Armor distribution is fixed.
    • The Shop Window in the Supply Box will be unavailable. Instead, another random weapon will be chosen.
    • Human heroes cannot be selected while in this mode.



Family Total War Commencement Event (9/19 - 10/23)

After Family Total War ends, additional rewards will be distributed based on individual Contribution rewards.

  • Contribution Pass 3 Obtained: 2019 Transcendence Class Selection Box (Select 1)
  • Contribution Pass 4 Obtained: 2020 Transcendence Class Selection Box (Select 1)
  • Contribution Pass 5 Obtained: 2021 Transcendence Class Selection Box (Select 1)


  • 2021 Transcendence Class Selection Box (Select 1/Permanent)
    • Dragon Knight Kyrix
    • High Elf Natasha
    • Anemone
    • Mirage
    • Ismael
    • Ethan
    • Roy
    • Romy


  • 2020 Transcendence Class Selection Box (Select 1/Permanent)
    • Private Erica
    • Drill Instructor Gerard
    • Boss David Black
    • Special Agent Criss
    • Leader Soi
    • Super Soldier Jennifer


  • 2019 Transcendence Class Selection Box (Select 1/Permanent)
    • Axion
    • Aetheris
    • Medea
    • Kalael
    • Pink Heart Shiho
    • Black Rose Miho
    • Queen
    • Cyborg



Steam Service 10th Anniversary Celebration Coin Collection Event (9/19 - 10/2)

Complete play missions every day, and get rewards based on the total coins earned!

  • 10th Anniversary Celebration Coin Missions
    • Enhance a weapon 1 time: 2 Coins
    • Fuse a weapon part 1 time: 2 Coins
    • Equip a weapon part 1 time: 2 Coins
    • Purchase an item from the shop 1 time: 2 Coins
    • Disassemble an item 1 time: 2 Coins
    • Enhance a Class 1 time: 2 Coins
    • Proceed with Exploration 1 time: 2 Coins
    • Use a Decoder (of any type) 1 time: 2 Coins
    • Purchase an item from Mileage Shop 1 time: 2 Coins
    • Receive Login Supplies 1 time: 2 Coins
    • Kill 5 different zombie types in Zombie Mode: 5 Coins
    • Score a Human Victory as a Hero in Zombie Mode 1 time: 5 Coins
    • Clear a Zombie Scenario mode on Hard or higher after scoring 100 Kill Points: 5 Coins
    • Complete Zombie Scenario League Daily Missions: 5 Coins
    • Play and complete a session in Original Mode: 10 Coins


  • 10th Anniversary Celebration Coin Pileup Reward
    • 30 Coins: Rare Decoder x10
    • 60 Coins: Rare Decoder x10 + Exploration Level Enhancement EXP Coupon x10
    • 90 Coins: Unique Decoder x10 + Zombie Scenario Add-On Selection Box x5
    • 120 Coins: Event Decoder x10 + 5,000 Mileage Coupon x1
    • 150 Coins: Unique Premium Decoder x2 + Grade 5 Parts Reward Box x10
    • 180 Coins: Unique Decoder x5 + 100 Weapon Enhancement EXP Coupon x10
    • 210 Coins: Event Decoder x10 + 10,000 Mileage Coupon x1
    • 240 Coins: Event Decoder x10 + Unique Premium Decoder x3
    • 270 Coins: 100 Weapon Enhancement EXP Coupon x10 + 10,000 Mileage Coupon x1
    • 300 Coins: Class Decoder x10
    • 330 Coins: Transcendence Decoder x10 + Transcendence Weapon Pass (3 Days)
    • 360 Coins: Transcendence Decoder x10


  • Notes:
    • You can only earn up to 30 10th Anniversary Celebration Coins per day.
    • Each mission can only be cleared once per day.
    • You can earn up to 360 10th Anniversary Celebration Coins throughout the event. You will not get more coins once you reach 360 Coins.
    • Event Decoders can be used until midnight of the day they were obtained.
    • The 10th Anniversary Celebration Coins are only displayed as a string without an actual item.



Steam Service 10th Anniversary Celebration Coupon Rally Event (9/19 - 9/28)

For the 10th anniversary, 10 coupons will be announced over 10 days on the official Discord.
Join Discord now and get a handful of rewards!

Official Discord: https://discord.gg/d9VxZFjyFg

  • Notes:
    • A new coupon will be announced at 4:00 AM, CEST, in the #coupon-rally channel of the official Discord.
    • You can claim the coupon by entering the coupon code in game by going to the Shop > [Enter Code] at the top right.
    • Each coupon can only be used once per account.
    • All coupons will expire on September 30th.



Shop Update

New Rotation Class Appearance Event (9/19 - 10/23)

The classes below will be part of the new Rotation Group for the Class Decoder during the event.
Appearing Classes: Lynn/Kai/Agent Ritsuka/Pop Star Alin

  • Details
    • Upon winning with a rotating class, you will automatically obtain their exclusive costume.
      • Winning Agent Ritsuka will automatically provide Agent Sunglasses (Permanent).
      • Winning Pop Star Alin will automatically provide Pink Crystal (Permanent).
      • Winning Lynn will automatically provide Black Dragon Mask (Permanent).
      • Winning Kai will automatically provide Tactical Goggles (Permanent).


    • The Rotation Group will no longer be available via the decoder once the event ends.
    • The contents of the Rotation Group may change at any time.
    • The Rotation Group is added to Class Decoders only during the event.



Guaranteed Class Rotation Group Giveaway Event (9/19 - 10/23)

Select a guaranteed class from the rotation group based on Class Decoder usage during the event!

  • Appearing Classes: Lynn/Kai/Agent Ritsuka/Pop Star Alin
    • Each time you reach 150 points, you can choose 1 class from the Rotation Group.
    • You'll get 1 Guaranteed Point each time you use 1 Class Decoder.
    • Upon winning with a rotating class, you will automatically obtain their exclusive costume.



CSN 10th Anniversary Box Sale (09/19 - 10/2)

Come celebrate the 10th Anniversary of CSN with a special promotion!

  • Products On Offer
    • Electron-III Rate: 1%
    • Twin Light Axes Rate: 0.075%
    • Belial Rate: 0.075%


  • Notice
    • Earn 15 mileage just for opening the box!
    • Unused boxes will be automatically opened with their contents awarded during the 10/2 maintenance.



CSN 10th Anniversary Box Discount Sale (09/19 - 10/2)

10th Anniversary Celebration Boxes will be discounted up to 90%

  • Discounted Content
    • Anniversary Box x10: 90% Discount
    • Anniversary Box x25: 54% Discount


  • Notice
    • Each discounted product can only be purchased once per account.

Counter Strike Nexon: Zombies Content Depot 273111
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