Chaos Zero Nightmare (CZN) codes (October 2025)

Chaos Zero Nightmare or better known as CZN is a roguelite Deck building gacha game  based in a post apocalyptic world in the future where all the planets including Earth are removed from existence. Initially, you will start your journey as Protos, but the game also offers a ton of characters to master.

In this chaotic world, it is essential to keep your progress bar rising through constant upgrades and summoning. This is where the CZN redeem codes come in. These redeem codes are mostly released by the developers and help players to strengthen their squad and advance faster using the free rewards. Let’s follow LDShop for a guide to help you with October 2025 Redeem codes, that will include all the information needed for you.

What are CZN codes?

Just like any RPG, Chaos Zero Nightmare of CZN also provides redeem codes for its beloved players which grants them gems and other goodies to help them in their journey of monster hunting. These codes are a combination of alphabets and numbers which when redeemed will give you the rewards for free.

Active Codes

Currently, there is no information about any active CZN codes. We will notify you immediately if there are any released in the coming future. In the meantime, you can opt for Chaos Zero Nightmare top up to gain more resources to keep your progress chart growing. The best platform to make the top-up is LDShop, it lets players top up for less and it is a great way to save money.

 

Expired Codes

Here are the list of all the expired codes in Chaoz Zero Nightmare

Redeem Codes	Rewards
BOSSGIFT	100 Gems
CHYUUCHYUUCHYUU	Free Rewards
CZNDEVGIBYOUSELECTOR	Free Rewards
NOTA5STARSELECTOR	Free Rewards
HUGOLOVESYOU1	Free Rewards
HUGOLOVESYOU3000	Free Rewards
HUGOLOVESYOUFOREVER	Free Rewards
CZNLAUNCH22ND	Free Rewards
CZNDECK	Free Rewards
CZNSTRESS	Free Rewards
CZNTRAUMA	Free Rewards
CZNLAUNCH2210	Free Rewards

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How to Redeem the codes?

For Androids and PC users, follow these simple steps to redeem the code on your devices:

• Step 1: Launch the Chaos Zero Nightmare App and enter the game
• Step 2: Login to your existing account and if you don’t have one, create a new account
• Step 3: After logging in, go to the settings through the “Setting” button at the bottom right corner of your starting screen.
• Step 4: In the setting menu, select the silhouette icon on the bottom of the side menu.
• Step 5: It will open the account settings where you will have to choose the ‘Register coupon’ button
• Step 6: Enter your active redeem code.
• Step 7: The reward will be sent to your in-game account mail.

For IOS users, these are the steps you will need to follow to redeem your rewards:

• Step 1: Unlike android and PC, you will need to redeem the code through the official Chaos Zero Nightmare coupon redemption website.
• Step 2: Login to your existing Stove account and if you don’t have one then create a new Stove account.
• Step 3: Enter your code in the input area where it says “Please enter your coupon code”.
• Step 4: Click the “Register” button and wait for your rewards.

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How to Claim your rewards

For claiming your rewards after redeeming your code, it doesn’t matter which platform you are on. These are the simple steps to do so:

• Step 1: Launch the game and enter it
• Step 2: Once you are on the lobby screen, navigate to the top right side of your screen where you will see the drop down menu option (three lines).
• Step 3: Click on the Envelope button to open the mail box.
• Step 4: Find the message for your reward and claim it.

Make sure to collect the rewards within a period of 30 days after registration, after which the reward will expire.

Where to find more codes?

If you are on a lookout to collect more of these Chaos Zero Nightmare Codes then you should keep your eyes on the Official channels of CZN on discord and the official social media handles on X, Facebook and instagram. The reason to do so is that developers are first to drop the codes there whenever a new event pops up or a certain milestone like anniversary is achieved. If following these platforms are not a thing for you then it is recommended to follow pages like ours to be updated every time a new code drops.

Why the Code is not working?

There can be a lot of reasons why your code is not working in CZN which includes:

1. Typographical Error: If you have made any mistake while filling the code in the input area then it will throw an error as these codes are very sensitive and even the slightest mistake (even if it is case based) will make it faulty.
2. Expired codes: If you are filling in an expired code, then it won’t yield any reward
3. Server issue: Some codes are made specifically for limited servers and if you don’t belong to that server then it won’t work for you.
4. Usage Limitation: Some codes have a limit on how many times they can be redeemed. Let’s say the limit is for 5 people and you are the 6th person trying to redeem the code then it will not yield you the redemption reward.

Conclusion

In conclusion, these Chaos Zero Nightmare redeem codes are not just a medium of rewards, they serve as the result of dedication and love for the users by the developers of CZN. Use them to benefit from the free drops and gain the progressive boost granted by them.