Looking for the latest Mugen Slayers codes to get ahead in your quest to become the ultimate slayer? We’ve gathered all the active and expired codes that can get you free Big Potions, Coins, and other valuable boosts to help you clear dungeons, fight bosses, and upgrade faster.
All Working Mugen Slayers Codes December 2025
Below are all the currently active codes for Mugen Slayers. These can be redeemed for Big Power Potions, Coins, and other free rewards. Use them while they’re still valid!
| Code | Reward |
|---|---|
| update5v1 | 5 Big Power Potions, 5 Big Coins Potions (New) |
| update5v2 | 5 Big Power Potions, 5 Big Coins Potions (New) |
| update5v3 | 5 Big Power Potions, 5 Big Coins Potions (New) |
| update5v4 | 5 Big Power Potions, 5 Big Coins Potions (New) |
| update5v5 | 5 Big Power Potions, 5 Big Coins Potions (New) |
| mG0xJ | Free rewards (New) |
| XY888 | 5 Super Power Potions, 5 Super Coins Potions |
| update4b | 5 Big Power Potions, 5 Big Coins Potions |
| ht6rw | 33k Coins |
| XY666 | 5 Super Power Potions, 5 Super Coins Potions |
| updatel2e | 5 Big Power Potions, 5 Big Coins Potions |
| update3e | 5 Big Power Potions, 5 Big Coins Potions |
| update3b | 5 Big Power Potions, 5 Big Coins Potions |
| update3d | 5 Big Power Potions, 5 Big Coins Potions |
| update3c | 5 Big Power Potions, 5 Big Coins Potions |
| updatel2a | 5 Big Power Potions, 5 Big Coins Potions |
| update3a | 5 Big Power Potions, 5 Big Coins Potions |
| update4d | 5 Big Power Potions, 5 Big Coins Potions |
| update4e | 5 Big Power Potions, 5 Big Coins Potions |
| update4a | 5 Big Power Potions, 5 Big Coins Potions |
| uig6h | 33k Coins |
| updatel2d | 5 Big Power Potions, 5 Big Coins Potions |
EA SPORTS FC 26 – PlayStation 5
Expired Mugen Slayers Codes
These codes no longer work and can’t be redeemed:
6B9w3updatel2bupdatel2cupdatel2duig6hht6rw
How to Redeem Codes in Mugen Slayers
Redeeming codes in Mugen Slayers is simple once you know where to look:
- Open the game on Roblox.
- Tap the Codes button located at the top-right corner of your screen (gear icon).
- Scroll to find the code input box.
- Copy and paste a code from the list above into the field.
- Click Verify to claim your free rewards instantly.
Make sure you enter codes exactly as shown. They are case-sensitive!
When Do New Codes Come Out?
Mugen Slayers developers release new codes during:
- Major updates and patches
- Seasonal events (e.g., Halloween, Christmas)
- Milestones like player count or game likes
- Compensation events (e.g., after bugs or downtime)
Stay alert around these times for the best chance to grab new freebies!
How to Get More Mugen Slayers Codes
Want to stay ahead of the next drops? Here’s where codes are often released:
Or just bookmark this page—we’ll keep it updated as new codes are released.
Why Are My Codes Not Working?
Trouble redeeming a code? Here’s what to check:
- Spelling mistake – Codes are case-sensitive.
- Expired – Some codes are only valid for a short time.
- Old server – Try rejoining a fresh server.
- Already used – Each code can only be used once.
Mugen Slayers is a clicker-RPG Roblox game inspired by Demon Slayer. You collect avatars, defeat powerful enemies, unlock breathing styles, gain rebirth upgrades, and earn rare potions and currency to level up faster.
Use Big Power Potions to increase your click strength and Big Coins Potions to earn currency quicker. Codes let you skip some of the grind and power up right away.
Tip: You can also bookmark our own Fdaytalk Gaming page, where we regularly share all working codes and guides for Mugen Slayers, and many other games. It’s an easy way to stay updated without missing new drops.
Mugen Slayers continues to evolve with frequent updates and plenty of community engagement. Redeeming the latest codes gives you a serious edge in collecting powerful potions and climbing the ranks. So don’t wait — use these codes now and keep checking back for more.
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