Updated December 17, 2025
We added the latest codes!
Welcome to the most unhinged corner of the internet—your quest begins now: chase codes, click to grow, absorb Brainrot chaos, and ascend to Become the Biggest Brainrot! The sky stairway seems big at first, but once you hit that growth spurt, you'll be at the top.
All Become the Biggest Brainrot Codes List
It takes time to Become the Biggest Brainrot, but thankfully, codes exist to speed up the process. Kick start your growing journey with potions and free rebirths, until your Brainrot becomes the size of the planet itself. Brainrots are beloved internet memes we can't escape. So, dive into our Spin a Brainrot Codes and get more goodies.
Active Codes
Become the Biggest Brainrot Codes
| Speed | Speed Potions | |
| 5MVisits | Size Potions | |
| Update4 | Unlocks Rebirth |
Expired Codes
- There are no expired codes.
Related: Plants vs Brainrots Codes
How to Redeem Codes in Become the Biggest Brainrot
You can become the biggest Brainrot faster with Become the Biggest Brainrot codes. Redeem them like this:
- Run Become the Biggest Brainrot in Roblox.
- Press the Shop button.
- Enter the code into the textbox.
- Hit the Redeem button to get goodies.
How to Get More Codes
You only have The Biggest Brainrot Roblox group regarding official social media accounts. The codes are also posted regularly on the main Roblox game page. Good news is. You can bookmark and view our article anytime you want.
Become the Biggest Brainrot FAQ
Did you know that you can unlock a faster auto-train button? Join the official Roblox group (linked above), like the game, and play for 30 minutes to snag the fastest training mode. There are also daily goodies that pop up when you enter the game.
We know that Rebirthing in games will reset your progress to zero, but you'll get buffs in return. What's ascension then? Ascending will even reset your rebirths, but it will essentially grant you a massive growth buff that's worth having.
The Become the Biggest Brainrot literally says it all. The key to victory is to become the biggest Brainrot, but getting there will be a challenge. Not only does it require patience, but it also requires a massive amount of clicking, climbing, and rebirthing.
And that’s a wrap on these! Now that the hard work is out of the way, stroll on over to our full Roblox Game Codes and Roblox Promo Codes Collections—the party’s just getting started over there.
Ana Mitic, a seasoned code writer for GAMURS, blends her deep-rooted passion for gaming with her professional expertise. With a decade of gaming experience, she specializes in immersive titles like Baldur’s Gate 3 and The Witcher 3. Her fondness for horror games highlights her diverse gaming tastes. Beyond gaming, her life is enriched by her four cats and a fluffy dog, adding a personal touch to her tech-savvy persona.
