Exist Count
3,804,599
Value
—
Demand
—
| Exist Count | Rarest Mutation | Rarest Trait |
|---|---|---|
|
3,804,599
|
Cyber 22,657 | N/A |
Mutations
| Variant | Exist Count | |
|---|---|---|
| Normal | 3,804,599 | — |
| Gold | 436,298 (13.6%) | — |
| Diamond | 204,661 (6.4%) | — |
| Rainbow | 41,527 (1.3%) | — |
| Radioactive | 165,800 (5.2%) | — |
| Yin Yang | 112,331 | — |
| Candy | 33,282 | — |
| Galaxy | 13,737 | — |
| Lava | 15,337 | — |
| Bloodrot | 227 | — |
| Cursed | 116,957 (3.7%) | — |
| Cyber | 22,657 (0.7%) | — |
| Divine | 76,741 (2.4%) | — |
| Phantom | 36,968 (1.2%) | — |
Trivia
Although it could be obtained by fishing, Puffaball is not included in the Aquatic Index like Fishino Clownino and Granchiello Spiritell. This is because they are added later on after Aquatic Index.
Puffaball is the rarest brainrot in the game, and trade your whole base for it if given the opportunity. As of July 19th, 2026, there are 24 Puffaballs in existence. Bloodrot is the rarest mutation for Puffaball, with 2 existing as of June 19th. People usually trade OG's and adds for Puffaball's, which shows how rare they are.
As of July 19th, 2026, there are 24 Puffaballs in existence.
Exist Count Gallery Images
Puffaball FAQ
How many Puffaball exist in Steal a Brainrot?
There are 3,804,599 known Puffaball in Steal a Brainrot based on current tracking data.
Is Puffaball rare?
Puffaball is a Legendary tier item, making it one of the rarer Brainrots in the game. Community trading data shows an average value of around 1,500 coins.
What is the best mutation for Puffaball?
The rarest known mutation for Puffaball is Cyber with only 22,657 known to exist. Rarer mutations generally carry higher trade value.
Is Puffaball worth trading for?
Puffaball is Legendary tier and typically holds strong trade value, especially for mutated variants. Community trading data shows an average value of around 1,500 coins.
About Puffaball
is a Legendary brainrot that was released on 11/22/25. It costs 330K and has a base income of 1.5K. Puffaball appears to be a pufferfish with the body of a tennis ball with light speckles, a crescent mouth and spikes. Obtainment=# Fishing it in the Fishing event.
Puffaball is a legendary-tier brainrot in Steal a Brainrot, the Roblox collection-and-trading game where every pet generates passive income and can be upgraded with mutations and traits. At base, Puffaball earns $1.5K/s and costs $330.0K from the in-game shop — those numbers are the floor, before any multiplier from mutations or trait stacking is applied.
This brainrot was first added in Update 25. It is obtained via Fishing it in the Fishing event in-game. Verify availability before any trade — Steal a Brainrot regularly cycles which items are obtainable, and a brainrot's market value can swing sharply when the game flips it to limited or unobtainable status.
Rarity and Value Signals
- Puffaball is listed as Legendary rarity in Steal a Brainrot.
- Its current known exist count is 3,804,599, which is the main supply signal for this item.
Best Mutations and Traits
- The rarest known mutation is Cyber with 22,657 tracked copies.
Should You Trade for Puffaball?
- Puffaball trade interest depends on its Legendary rarity, current supply, demand, and variant data.
Availability and Trade Notes
- As of May 2026, Puffaball in Steal a Brainrot has a total exist count of approximately 3,804,599. Its rarest mutation is Bloodrot with 227 known exists. Its mutation distribution includes Gold, Diamond, Rainbow, Radioactive, Yin Yang, and other variants. Exist counts may change after spawning, trading, fusing, deletion, or voiding.
- No confirmed acquisition method is stored yet, so this page avoids guessing how to obtain Puffaball.
- Legendary rarity is one of the main signals to check before judging whether Puffaball is common, collectible, or trade-sensitive.
- Mutation data is available, so compare variant supply instead of judging only the base item.
- rot.rocks currently records demand NORMAL and trend STABLE for this item.
- The base income signal is 1500, which can matter when players compare collecting value against trading value.