Since Demon Slayer is such a massive anime, it shouldn’t come as a surprise that its Roblox games are also massive. With our Mugen codes, you can dominate one of the most popular ones out there.
It’s an arena fighter, and with our codes you can unlock plenty of free Spins and Yen to help you demolish your opponents.
We have codes for a ton of other Roblox games too, so whether it’s Grow a Garden, Basketball Zero or Blue Lock Rivals, we’ve got you covered.
For now, though, you’re here for Mugen codes, so read on for a full list of active codes for August 2025!
All Roblox Mugen codes for August 2025
Below are all the currently working Mugen codes for August 2025:
- There are currently no active codes for Mugen.
Once we become aware of more codes, we will update you as soon as possible. It is quite hard to keep track of codes, though, as there is not really much in the way of a social media presence from the developers.
Expired Mugen codes
Below are all known expired codes:
- 200KINTERESTED
- DEMONKARTZ
- LAGFIXES
- LAGFIXED?
- QOLUPDATE
- BLOODISNEXT
- QOLISNEXT
- BIGCODE
- MISTUPDATE
- SORRY4DELAY
- MUGENISBACK
- THUNDER
- PATCHMEUP
- THANKS100K
- RELEASE
- PLAYTEST
- TESTING
How to redeem Roblox Mugen codes
To redeem Mugen codes, just follow these steps:
- In Roblox, launch Mugen
- A “Codes” button is visible on the left of the screen, second from the bottom. Click it
- A window will appear where you can enter in your code
- Press the redeem button
Once you’ve done this, it will tell you if the code was valid or not. You won’t actually know what you got, but the codes provided above tell you, so it’s all good!
If the code you have used is for extra free Spins, these will be added to your Mugen Spins.
And that’s all there is to it!
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