| Exist Count | Rarest Mutation | Rarest Trait |
|---|---|---|
|
Not Known
Guess
Official exists is Not Known.
Guess range: 19,294-90,960
|
Default | — |
Mutations
| Variant | Exist Count | |
|---|---|---|
| Normal | — | — |
| Candy | — | — |
| Default | — | — |
| Diamond | — | — |
| Gold | — | — |
| Rainbow | — | — |
| Yin Yang | — | — |
| Radioactive | — | — |
| Galaxy | — | — |
| Lava | — | — |
| Bloodrot | — | — |
| Cursed | — | — |
| Cyber | — | — |
| Divine | — | — |
Trivia
This brainrot can be fused to make La Spooky Grande.
The original version of this brainrot had a variant that was also used to make La Extinct Grande.
Frankentteo’s design references the Frankenstein monster, keeping in theme with the Halloween event.
Frankentteo FAQ
How many Frankentteo exist in Steal a Brainrot?
The exact count is not confirmed, but Frankentteo is estimated to exist around 19,294-90,960 copies.
Is Frankentteo rare?
Frankentteo is considered extremely rare in Steal a Brainrot. Its Secret rarity tier puts it among the hardest items to find. Community trading data shows an average value of around 700,000 coins.
What is the best mutation for Frankentteo?
The rarest known mutation for Frankentteo is Default. Rarer mutations generally carry higher trade value.
Is Frankentteo worth trading for?
Yes — Frankentteo is generally considered high-value for trading due to its Secret rarity tier and low supply. Community trading data shows an average value of around 700,000 coins.
About Frankentteo
Frankentteo is a Halloween brainrot introduced during the Witching Hour event. It’s a monster-themed variant of Matteo, featuring a stitched, Frankenstein-like appearance. Frankentteo looks similar to Matteo, but with clear Frankenstein-inspired features. He wears a tattered purple jacket, brown pants, and has bolts on each side of his head. His skin is a pale green tone with visible stitches across the face and forehead. * Colors: Green, Purple, Brown * Idle Effect: Occasional electric sparks appear near his head. During the Witching Hour, Frankentteo had a chance to spawn on the red carpet. It was only obtainable during this limited-time event. It became obtainable again in the halloween u
Frankentteo is a secret-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, Frankentteo earns $700.0K/s and costs $175.0M from the in-game shop — those numbers are the floor, before any multiplier from mutations or trait stacking is applied.
It is obtained via Witching Hour 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
- Frankentteo is listed as Secret rarity in Steal a Brainrot.
- The official exist count is not known yet, so the current guess range is used as a temporary supply signal.
- The latest tracked value signal is around 115 ROBUX.
- Current demand is marked as TERRIBLE.
Best Mutations and Traits
- The rarest known mutation is Default.
Should You Trade for Frankentteo?
- Frankentteo can be worth watching for trades because its rarity tier is one of the strongest item signals.
- Use the value and demand signals on this page as context before comparing recent community trades.
Availability and Trade Notes
- No confirmed acquisition method is stored yet, so this page avoids guessing how to obtain Frankentteo.
- Secret rarity is one of the main signals to check before judging whether Frankentteo is common, collectible, or trade-sensitive.
- The current exist count is a guess range, not a confirmed official count, so treat the supply signal as directional.
- Mutation data is available, so compare variant supply instead of judging only the base item.
- rot.rocks currently records demand TERRIBLE and trend LOWERING for this item.
- The base income signal is 700000, which can matter when players compare collecting value against trading value.