| Exist Count | Rarest Mutation | Rarest Trait |
|---|---|---|
|
Not Known
Guess
Official exists is Not Known.
Guess range: 19,294-90,960
|
— | — |
Mutations
| Variant | Exist Count | |
|---|---|---|
| Normal | — | — |
| Bloodrot | — | — |
| Candy | — | — |
| Cursed | — | — |
| Cyber | — | — |
| Default | — | — |
| Diamond | — | — |
| Divine | — | — |
| Galaxy | — | — |
| Gold | — | — |
| Lava | — | — |
| Radioactive | — | — |
| Rainbow | — | — |
| Yin Yang | — | — |
Trivia
Sammyni Spyderini was replaced by Chimpanzini Spiderini for some amount of time, costing $75M and giving $325K/s. As of August 23rd 2025, he has been brought back in Admin Abuse War, making him the only Secret Brainrot brought back to his original.
If you form a square using 4 Sammyni Spyderinis, you will activate a ritual, spawning a Los Spyderinis.
Sammyni Spyderini's description is "Un Ragno Molto Molto Velenoso E Molto Spaventoso", which translates to "A very very poisonous and very scary spider" in Italian.
Sammyni Spyderini FAQ
How many Sammyni Spyderini exist in Steal a Brainrot?
The exact count is not confirmed, but Sammyni Spyderini is estimated to exist around 19,294-90,960 copies.
Is Sammyni Spyderini rare?
Sammyni Spyderini 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 325,000 coins.
What is the best mutation for Sammyni Spyderini?
Sammyni Spyderini has 13 known mutation(s). Check the Variants table above for exist counts per mutation to identify the rarest option.
Is Sammyni Spyderini worth trading for?
Yes — Sammyni Spyderini 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 325,000 coins.
About Sammyni Spyderini
Sammyni Spyderini is a Brainrot. This Brainrot can only be spawned during Admin Abuses, costing to obtain and producing . Sammyni Spyderini was originally added on July 4th, 2025 in favor of 4th of July Event and originally producing income of . For a short amount of time, Sammyni Spyderini was replaced by Chimpanzini Spiderini, due to unknown reasons and was brought back on August 23rd, 2025 in favor of the Admin Abuse War. It is based off of the game's owner, SpyderSammy. Sammyni Spyderini appears to be a spider with a yellow head and the game's developer, SpyderSammy's face and 6 red and black legs. Sammyn
Sammyni Spyderini 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, Sammyni Spyderini earns $325.0K/s and costs $75.0M from the in-game shop — those numbers are the floor, before any multiplier from mutations or trait stacking is applied.
It is obtained via Getting it spawned by SpyderSammy 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
- Sammyni Spyderini 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 20 ROBUX.
- Current demand is marked as TERRIBLE.
Best Mutations and Traits
- This page tracks 13 mutation option(s) for Sammyni Spyderini.
Should You Trade for Sammyni Spyderini?
- Sammyni Spyderini 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 Sammyni Spyderini.
- Secret rarity is one of the main signals to check before judging whether Sammyni Spyderini 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 325000, which can matter when players compare collecting value against trading value.