Mutations
| Variant | Exist Count | |
|---|---|---|
| Normal | 8,138 | — |
| Radioactive | 6 (0.1%) | — |
| Yin Yang | 8 (0.1%) | — |
| Galaxy | 2 (0%) | — |
| Bloodrot | 3 | — |
| Candy | — (0.2%) | — |
| Cursed | — (0.1%) | — |
| Cyber | — (5.3%) | — |
| Default | — | — |
| Diamond | — (1.9%) | — |
| Gold | — (4.4%) | — |
| Lava | — (0.1%) | — |
| Rainbow | — (0.2%) | — |
| Divine | 3 (0%) | — |
| Phantom | — | — |
Trivia
Rubrikiko is the first non-BRAZILIAN SPYDER original brainrot to be added in the game in 2026.
Rubrikiko's real name is "Rubikurubikikikikikibububurubik Rubikurubikikribik Cubaaaaak".[1]
Like Dug dug dug, Rubrikiko might be disturbing to some players.
Rubrikiko FAQ
How many Rubrikiko exist in Steal a Brainrot?
There are 8,138 known Rubrikiko in Steal a Brainrot based on current tracking data.
Is Rubrikiko rare?
Rubrikiko 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 70,000,000 coins.
What is the best mutation for Rubrikiko?
The rarest known mutation for Rubrikiko is Galaxy with only 2 known to exist. Rarer mutations generally carry higher trade value.
Is Rubrikiko worth trading for?
Yes — Rubrikiko 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 70,000,000 coins.
About Rubrikiko
is a brainrot that takes the idea of a Rubik's Cube. appears as a Rubik's Cube with arms and legs, and a face with a tongue similar to that of Esok Sekolah. Obtainment=# From the Backrooms Event.
Rubrikiko 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, Rubrikiko earns $70.0M/s and costs $20.0B from the in-game shop — those numbers are the floor, before any multiplier from mutations or trait stacking is applied.
Across live Eldorado marketplace listings, Rubrikiko prices currently range from 800 Robux for the Default variant up to 2.8K Robux for Cyber — a 3.5x spread reflecting the multiplier gap between mutation tiers. Mutation multipliers compound on the base income, so the same Rubrikiko body at a higher-tier mutation out-earns its Default variant by exactly that ratio per second.
Rarity and Value Signals
- Rubrikiko is listed as Secret rarity in Steal a Brainrot.
- Its current known exist count is 8,138, which is the main supply signal for this item.
- The latest tracked value signal is around 699 ROBUX.
- Current demand is marked as TERRIBLE.
Best Mutations and Traits
- The rarest known mutation is Galaxy with 2 tracked copies.
Should You Trade for Rubrikiko?
- Rubrikiko 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
- As of May 2026, Rubrikiko in Steal a Brainrot has a total exist count of approximately 8,138. Its rarest mutation is Galaxy with 2 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 Rubrikiko.
- Secret rarity is one of the main signals to check before judging whether Rubrikiko 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 TERRIBLE and trend LOWERING for this item.
- The base income signal is 70000000, which can matter when players compare collecting value against trading value.