The thrill and action of Demon Slayer is hard to adapt into a game, but Demon Soul Simulator on Roblox does a great job of it. As you embark on your demon-slaying journey, the battles get tougher with every opponent. To help your character level up and match the power of your opponents, the game offers some special codes that can be redeemed for useful items. Here are all the Demon Soul Simulator Codes available in December 2025.
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In This Article
List of active codes (December 2025)
- rrc87n: 150K Crystals.
- wy2g1p: 40 Mythical Chests.
- ftioh4: 2 GiftCoin.
- iv32cp: 100K Crystals.
- gatrtb: 2 GiftCoin.
- 874dh9: 7,500 Gold.
- w1cy23: 1 Pumpkin Chest.
- c44ui3: 1 Pumpkin Chest.
- happyhalloween: 10 Mythical Chests.
- ulhtl1: 10 Mythical Chests.
- yok7vq: 10 Mythical Chests.
- ha11oween: 5 Halloween Candies.
- 25ktogether: 20 Mythical Chests.
- thankyou: 50k Coins.
- tunasashimi: 30 Tuna.
- happyqixi: 10 Mythical Chests.
- together20k: 20 Mythical Chests.
- m3o0n1: 10 Mythical Chests.
- avaqt8ky: 10 Mythical Chests.
- k22t1xst: 10 Epic Chests.
- castlekey: 10 Legendary Chests.
- yr0rl3or: 10 Mythical Chests.
- o2p11idv: 10 Mythical Chests.
- s1cyjx38: 10 Legendary Chests.
List of expired codes
These codes can no longer be redeemed.
- newinosuke
- xomqzgtz
- morefish
- boxevent
- newzenitsu
- ir2v2rnz
- ykxzx9x4
- u73u43h8
- bugfixed_1011
- 7a2yioak
- bugfix0913
- 4eovtn3b
- demonnezuko
- yushiro
- 5jtsmqbp
- chx3s7uf
- bugfix0801
- srytodelay
- zgsmi3dq
- 1000likes
- 1asdfhaj
- liangzai20klikes
- bugfix0813
- demon150k
- discord10k
- m6eig1w5
- merryxmas
- demonsoul
- sde2fq1
- demonsoul200k
- hello_sanemi
- wgnsa2c2
- h7jve6sv
- demon
- n986ld4t
- tanjiro_yoshiwara
- update0823
- bsfb82tv
- welcome
- 1moczf9x
- 9ku2xqkq
- 9ww9j6ej
- xdk55e6h
- adou6000likes
- demonsoul260k
- update0812
- kxv4h9yv
- 3vm3wh9u
- demonsoul300k
- thanks3000likes
- halloween
How to redeem a code in this game
Step 1: Launch Demon Soul Simulator in Roblox.
Step 2: Walk left to the Codes chest.
Step 3: Enter the code in the text box.
Step 4: Hit OK.
Frequently Asked Questions (FAQs)
Why is my code not working in this game?
If you can’t get your code to work, check it for typos and make sure the letters are in lowercase.
How do I redeem my code in this game?
Launch Demon Soul Simulator, walk up to the ‘Codes’ chest, paste your code in the text box, and hit ‘OK’.
Why am I not able to redeem my Roblox code?
If your code has expired, it can no longer be redeemed in Roblox.
How do I get free Crystals in Demon Soul Simulator?
Use the codes rrc87n and iv32cp to get free Crystals in this game.
Where can I find the latest Roblox codes?
Keep checking the Gadget Bridge home page for the latest Roblox code drops.
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Final Thoughts
If you can’t get enough of Demon Slayer action, we recommend giving Project Slayers and Weak Legacy 2 a shot. While you’re here, check out the latest Heroes World codes. If you have any questions, let us know in the comments!
 codes available in December 2025. Use these codes to get Chests, Gold, Crystals, and more!){kind=link}