There are five different mutations in Hack Vault for Brainrots: Gold, Diamond, Lava, Rainbow, and Galaxy. These mutations apply a money multiplier to brainrots as well as change their appearance. Galaxy is the best mutation as it applies the highest multiplier to the brainrot (6x). You have a higher chance of getting mutated brainrots during weather events. Weather events occur at XX:30 and XX:00.
Adding mutated brainrots to your base in Hack Vault for Brainrots is the quickest way to get rich. These mutated brainrots earn more than their base variants and have unique appearances as well. You’ll also unlock more perks by collecting more of these mutated variants. This complete Hack Vault for Brainrots mutations guide will tell you everything you need to know so you can start making chunks of cash.
All Hack Vault for Brainrots Mutations - Multipliers & How to Get
Right now, there are only 5 mutations in Hack Vault for Brainrots. See the table below for a complete list, learn about their multipliers, how to spot them, and what is the best time to get brainrots with mutations:
| Mutation | Multiplier & Appearance | How to Get |
|---|---|---|
| Gold | Increases the brainrot’s earning rate and sale value by 2x. Brainrots with the Gold mutation have a golden appearance, and the text ‘Golden’ also appears above their nametags. | Brainrots have a high chance of spawning with the Gold Mutation naturally and during the Gold Weather Event. |
| Diamond | Increases the brainrot’s earning rate and sale value by 3x. Brainrots with the Diamond mutation have a cyan appearance, and the text ‘Diamond’ also appears above their nametags. | Brainrots have a high chance of spawning with the Diamond Mutation naturally and during the Diamond Weather Event. |
| Lava | Increases the brainrot’s earning rate and sale value by 4x. Brainrots with the Lava mutation have a burnt appearance, and the text ‘Lava’ also appears above their nametags. | Brainrots have a high chance of spawning with the Gold Mutation naturally and during the Volcano Event. |
| Rainbow | Increases the brainrot’s earning rate and sale value by 5x. Brainrots with the Rainbow mutation have a color-changing appearance, and the text ‘Rainbow’ also appears above their nametags. | Brainrots have a low chance of spawning with the Rainbow Mutation naturally. Brainrots have a high chance of spawning with the Rainbow Mutation during Admin Abuse. |
| Galaxy | Increases the brainrot’s earning rate and sale value by 6x. Brainrots with the Galaxy mutation have a purple appearance, and the text ‘Galaxy’ also appears above their nametags. | Brainrots have a low chance of spawning with the Rainbow Mutation naturally. Brainrots have a high chance of spawning with the Rainbow Mutation during Admin Abuse. |
Note: More mutations will be added to the game with future updates. As and when that happens, this guide will be updated accordingly. Make sure you bookmark this page to easily have all the information available.

Galaxy is the best mutation in Hack Vault for Brainrots because it applies the highest multiplier to the brainrot (6x). It’s also the rarest mutation and has a very low spawn chance naturally. The best time to get brainrots with the Galaxy mutation is during the weather event and the Hack Vault for Brainrots Admin Abuse.
Right now, Hack Vault for Brainrots does not have a Traits mechanic. Moreover, brainrots can only spawn with one mutation, and there’s no way to add a second mutation to brainrots in Hack Vault for Brainrots.
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