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Steal a Brainrot All Mutations & Multipliers 2026: 14 Tiers Ranked

Saturday, April 25, 20268 min read

Quick Summary

All 14 Steal a Brainrot mutations ranked by their real multiplier — from Disco 12x and Cyber 11x at the top to Default 1x at the baseline. Includes when to apply and stack math.

Mutations are the income multipliers that turn a mid-tier brainrot into an endgame earner. The 2026 mutation pool has 14 distinct tiers, each with a verified multiplier value. This guide ranks every mutation by its actual in-game multiplier — no estimates — and explains when to apply each.

The complete mutation list (verified)

Ranked by multiplier from highest to lowest:

RankMutationMultiplierTier
1Disco12xApex
2Cyber11xApex
3Divine10xApex
3Rainbow10xApex
5Cursed9xHigh
6Radioactive8.5xHigh
7Yin Yang7.5xHigh
8Galaxy7xHigh
9Lava6xMid
10Candy4xMid
11Bloodrot2xLow
12Diamond1.5xLow
13Gold1.25xLow
14Default1xBaseline
NeonTBASpecial

Apex tier (10x+ multiplier)

Disco — 12x The highest multiplier in the game. Disco is event-locked and rare; if you have it, apply to your highest-income brainrot immediately. A God brainrot earning $300K/s with Disco hits $3.6M/s.

Cyber — 11x The Update 47 event mutation. Currently active and farmable through the Cyber Craft Machine. Apply to your top Mythic or God brainrot — turns standard income into endgame numbers.

Divine — 10x Tied with Rainbow at the third spot. Divine pairs naturally with the Divine Fuse Machine (Update 41) outputs.

Rainbow — 10x The cosmetic-tier 10x. Rainbow is one of the most visually distinctive mutations and its multiplier matches Divine. Application is identical.

High tier (7x-9x multiplier)

Cursed — 9x Update 32 mutation. Strong income boost; pairs well with brainrots that already have an event-tier base income.

Radioactive — 8.5x Update 25 mutation. The first 8x+ mutation introduced. Stable, available outside specific event windows.

Yin Yang — 7.5x Themed mutation; multiplier puts it firmly in the high tier.

Galaxy — 7x Solid 7x multiplier. Cosmetic-themed and farmable through standard mutation drops.

Mid tier (4x-6x multiplier)

Lava — 6x The classic high-tier mutation pre-Cyber era. Still strong; if you don't have Cyber/Disco, Lava is your best bet.

Candy — 4x Specialty event mutation. The 4x is a noticeable bump but quickly outclassed by 6x+ alternatives.

Low tier (1.25x-2x multiplier)

Bloodrot — 2x Doubles income; cheap to apply. Acceptable starter mutation for Rare and Epic brainrots.

Diamond — 1.5x The first "real" mutation most players unlock. 1.5x is a solid 50% income boost.

Gold — 1.25x The cheapest applicable mutation. 25% boost; useful as a starter on early-game commons.

Baseline

Default — 1x No mutation applied. Every brainrot starts here. Default income equals the brainrot's listed per-second value.

Neon — TBA Multiplier not finalized in current data. Treat as collector-tier until official numbers post.

When to apply each mutation

Apply Disco/Cyber/Divine to: - Your top God or Secret brainrot - A brainrot you plan to keep for 100+ hours of playtime - Never apply to a Common — wasted multiplier

Apply Cursed/Radioactive/Yin Yang/Galaxy to: - Mythic-tier brainrots you're running long-term - Secondary slots on your base lineup - Backup earners during rebirth grinds

Apply Lava/Candy to: - Legendary-tier brainrots - Any brainrot you'll keep for a few days but plan to upgrade

Apply Bloodrot/Diamond/Gold to: - Rare and Epic brainrots in your first rebirth - Filler brainrots while you save for higher tiers

Income compounding math

A real example using verified multipliers:

Bombardini Tortinii (God, $225K/s base) with each mutation:
- Default (1x): $225K/s
- Gold (1.25x): $281K/s
- Diamond (1.5x): $337K/s
- Bloodrot (2x): $450K/s
- Candy (4x): $900K/s
- Lava (6x): $1.35M/s
- Galaxy (7x): $1.575M/s
- Yin Yang (7.5x): $1.687M/s
- Radioactive (8.5x): $1.91M/s
- Cursed (9x): $2.025M/s
- Rainbow / Divine (10x): $2.25M/s
- Cyber (11x): $2.475M/s
- Disco (12x): $2.7M/s

The jump from Default to Disco is 12x income — meaning a single mutation upgrade can match the income of placing 11 additional brainrots.

Mutation acquisition

Mutations come from:
- Mutation Machine (standard drop pool — Gold/Diamond/Bloodrot common)
- Event-locked machines (Cyber Craft for Cyber, Divine Fuse for Divine)
- Aurora Pulse hours boost rare mutation drops temporarily
- Trade with players (mutation tokens are tradable)

Pro mutation strategy

The optimal application priority:
1. Save mutations until you have a Mythic+ brainrot to apply them to
2. Always apply highest-multiplier first (Disco > Cyber > Divine > Rainbow)
3. Don't double-mutate the same brainrot — system caps to one mutation per slot
4. Rotate mutations off mid-tier brainrots when you upgrade them

What's next

Mutations are one of three layers (mutations, traits, gear) that compound income. Pair this guide with the [Best Brainrots Tier List](#) and [Cyber Mutation Guide](#) for the active 11x event meta.

Key Takeaways

  • Traits multiply your Brainrot's base income per second
  • Mutation drops are rarer but give bigger multipliers
  • Higher-rarity Brainrots have better trait roll odds
  • Re-rolling is worth it for Legendary+ Brainrots