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Roblox Steal a Brainrot Base Guide – All Versions & How to Unlock

Nipun Gimhan
|2025-11-16

Get ready to earn more cash by upgrading your Roblox Steal a Brainrot Base! The game offers different base versions, each giving extra boosts to help you collect cash faster. If you want to know all about these exciting versions of the base, this Steal a Brainrot Base guide will give you all the details on each base and how to unlock them. So, let’s take a look at how these base versions work!

Roblox Steal a Brainrot Base Guide

How to Unlock the the Steal a Brainrot Bases

Steal a Brainrot Bases are your secure storage areas where all your brainrots stay, and these brainrots generate cash per second for you. Your earnings also increase based on the different versions of bases you unlock. In Steal a Brainrot, these base versions act like special skins, each offering better attributes and giving you a stronger advantage as you progress through the game.

How to Unlock the the Steal a Brainrot Bases

Wondering How to unlock base skins in Steal a Brainrot? You unlock base skins by completing the Indexes. Each Index contains a specific variety of mutations, such as Gold, Diamond, Rainbow, and Lava. Every Index tracks one variant of each brainrot rarity, starting from: Common, Rare, Epic, Legendary, Mythic, Brainrot God and Secret brainrots

When you finish collecting all the required brainrots in an Index, you will unlock a special version of the Steal a Brainrot Base, also known as a themed base skin. So, that’s how you can unlock the different versions of bases in the game. Now, let’s take a look at the different types of base skins you can unlock as you continue playing Steal a brainrot Roblox

Steal a Brainrot Base: Gold Base 

The Gold Steal a Brainrot Base is the first upgraded base you can unlock after the default one. This base comes with a shiny, golden-themed skin that gives your base a more premium look. It also provides useful stat boosts, including a 1.25x Mutation Multiplier and a +0.5x CPS boost, which help increase your earnings.

Steal a Brainrot Base: Gold Base 

How to Get Gold Base in Steal a Brainrot 

To unlock the Gold Base, you must complete the Gold Index. This Index contains 80 Gold brainrots, each with different rarity levels. You can view the full list of required brainrots with Gold mutation  in the Index Menu, which works like a collection book.

You can collect these Gold Brainrots through:

  • Buying From the Conveyor: Gold brainrots appear commonly on the conveyor. You can spend your cash to buy them whenever they show up.

  • Stealing From Friends: Steal a Brainrot stealing is one of the fastest ways to complete your Gold Index. If your friends have the brainrots you’re missing, you can steal them to fill your collection quickly.

  • Fusing Brainrots: You can fuse your regular 3+  brainrots to try and create Gold mutations. Fusing gives you a chance to obtain Gold brainrots needed for the Index.

Steal a Brainrot Base: Diamond Base

The Diamond Base is the next version you can unlock after the Gold Base. This base has a sparkling blue diamond theme, giving your base a bright and polished look. It also offers helpful stat boosts, including a 1.25x Mutation Multiplier and a +0.5x CPS boost, which increase your earnings even further.

Steal a Brainrot Base: Diamond Base

How to Unlock the Diamond Base 

You can unlock the Diamond Base the same way you unlocked the Gold Base—by completing the Diamond Index. This Index includes 48 Diamond Mutation brainrots across different rarity levels. You must collect all of them to finish the Diamond Index and unlock the base.

Because Diamond mutations from the Steal a Brainrot tier list are rarer, it may take longer to find every character. Here’s how you can collect them:

  • Buying From the Conveyor: Diamond brainrots appear less often on the conveyor, with only a 2%–5% chance. Keep an eye on the conveyor and buy them immediately when they show up.

  • Stealing From Friends: Stealing from friends is one of the best to complete the Diamond Index. If your friends have Diamond brainrots you’re missing, you can steal them to finish your collection quickly.

  • Fusing Brainrots: You can fuse your gold 3+  brainrots to get a chance for diamond ones.

Steal a Brainrot Base: Rainbow Base

The next base upgrade in Steal a Brainrot is the Rainbow Base. This base has a bright, colorful design with vibrant rainbow shades. It also gives strong stat boosts, including a +0.5x CPS increase and a 10x Mutation Multiplier, which greatly improves your earnings and mutation chances.

Steal a Brainrot Base: Rainbow Base

How to Unlock the Rainbow Base

The Rainbow Base is unlocked by completing the Rainbow Index. This Index contains 48 Rainbow Mutation brainrots across different rarity levels. You must collect all of them to unlock the base and its special benefits. You can get Rainbow brainrots through these methods:

  • Buying From the Conveyor: Rainbow brainrots are extremely rare on the conveyor, appearing only 0.1%–1% of the time. Keep watching carefully and buy them when they appear.

  • Stealing From Friends: Check your friends’ bases for Rainbow mutation brainrots and steal the ones you need to complete your collection.

  • Fusing Brainrots: Fusing 5 or more identical high-rarity brainrots gives you a chance to create Rainbow mutations.

  • Using the Rainbow Machine: The Rainbow Machine is a special feature you can use to boost Rainbow spawn rates. By depositing Gold Mutations into the machine, you can increase the appearance rate of Rainbow brainrots for 15 minutes. Make sure to save enough cash so you can buy them during this boosted period.

Steal a Brainrot Base: Candy Base

The Candy Base is another special version of the Steal a Brainrot Bases. This base is only available for a limited time, so you must collect it before the event ends. It has a bright pink candy-themed skin and gives strong stat boosts, including a 4x Mutation Multiplier and a +0.5x CPS boost, helping you earn more and mutate faster.

How to Unlock the Candy Base 

To unlock the Candy Base, you need to collect all 48 Candy Mutation brainrots in the Candy Index. Since these mutations are available only during limited events, you must focus on collecting them quickly. Here are the ways to get them:

How to Unlock the Candy Base 

  • Candy Aurora Event: This special event is the main way to collect Candy Mutations and unlock the Candy Base skin. During the event, Candy brainrots can appear on the conveyor, but the drop rate is low, so keep watching and buy them whenever they appear.

  • Candy Spin Wheel: The Candy Spin Wheel is another limited-time feature. You can earn high-rarity Candy brainrots by spinning the wheel. You also receive one free spin every three hours, so make sure to use those free chances to collect more Candy mutations and complete the Candy Index.

Steal a Brainrot Base: Ying & Yang Base

The YIN & YANG Base is another special Steal a Brainrot Base that can only be obtained during the limited-time Ying & Yang Event. This base has an ash-colored theme, giving it a unique and calm appearance. It also provides a +0.5x CPS boost, helping you earn more cash and progress faster.

How to Unlock the Ying and Yang Base

You must complete the Ying & Yang Index to unlock this base, which contains 48 Ying & Yang Mutation brainrots. Since these are available only during the event, you need to stay focused and collect as many as possible before the event ends. Here are the ways to find Ying & Yang brainrots:

How to Unlock the Ying and Yang Base

  • Buying From the Conveyor: During the Ying & Yang Event, these mutations can appear on the conveyor, but they spawn with a low chance. Keep watching the conveyor closely and buy them whenever they show up.

  • Ying & Yang Wheel: There is a special spin wheel that gives higher rarity Ying & Yang brainrots. You also get one free spin every hour, so make sure to use all your free spins and try to spin more during the event to collect more mutations.

  • Stealing From Friends: Check your friends’ bases for high-rarity Ying & Yang brainrots you don’t have. Steal the ones you need to help complete your collection before the event timer runs out.

Steal a Brainrot Base: Radioactive Base 

Radioactive Steal a Brainrot base is the newest base added to the game, released during the Fishing Event. During this event, you get the chance to unlock this special base. It has a glowing radioactive-themed skin, giving your base a cool, toxic-style look. This base also provides a +0.5x CPS boost, helping you earn more cash as you play.

Steal a Brainrot Base: Radioactive Base 

How to Unlock the Radioactive Base

You can unlock Radioactive Base from completing the Radioactive Index, which contains Radioactive mutation Steal a Brainrot. You must collect all of them before the event ends. You can find these brainrots through the following methods:

  • Radioactive Spin Wheel: The special Radioactive Wheel allows you to get Radioactive brainrots by spinning it. This is one of the main ways to collect these mutations quickly.

  • Stealing From Friends: If your friends have Radioactive brainrots you’re missing, you can steal them during the event. Focus on collecting the rarer ones before the event time runs out.

People Also Ask

What are the different base versions in Steal a Brainrot?

There are different versions of Steal a Brainrot Bases, including Gold, Diamond, Candy, Ying & Yang, and Radioactive. Each base has a unique look and provides special bonuses to help you earn more cash.

How many brainrots do you need for a gold base?

You need to collect 80 brainrots with Gold mutations to complete the Gold Index and unlock the Gold Base.

How to unlock the Diamond Base?

Complete the Diamond Index by collecting all 48 Diamond Mutation brainrots through the conveyor, stealing from friends, or fusing brainrots.

Conclusion 

We wrap up our Steal a Brainrot Base Guide here. Now you have all the information you need about the different versions of bases in Steal a Brainrot and how to unlock them to get special bonuses. So, follow these tips and enjoy collecting brainrots and unlocking special bases to boost your earnings and gain more advantages in the game!

Nipun Gimhan
|
Senior Content Writer

For the past 4 years, I’ve been writing guides for action, strategy, and adventure games. As I am a 24 year old student in the field of animation, I have a huge passion analyzing gameplay with computer animation and game design tools, finding clever ways to help players improve. Gaming fuels my creativity, and writing is my way of sharing tips, tricks, and enthusiasm with others