The RNG Machine arrived with Update 61 of Steal a Brainrot as a luck-based way to chase Brainrots with cash instead of waiting for path spawns. Each spin pulls a random result from a pool of 40 Brainrots, ranging from lower-rarity units up to Secret and OG tier, and the machine carries its own upgrade tree that shifts your odds and spin speed.
Quick answer: A base spin costs $50,000. That fee only rolls a result. If the roll lands on a Brainrot you want, you have 60 seconds to pay its separate purchase price or reroll before the result clears.
Where to find the RNG Machine
The RNG Machine sits near the center of the map, close to the Shop. It occupies the spot where the former Los Traders system used to run before Update 61 replaced that feature. Walk up to it and interact to open the spin interface.
How a spin works: two separate payments
Using the machine breaks into two distinct actions. The spin generates a result, and only then do you decide whether to buy it. These are billed separately, so plan your cash around both costs.
The gap between the two prices matters. A $50,000 spin can land on a Mythic or Secret unit that then costs several million more to actually claim. Results span rarities from Legendary up to Secret, with some very high-value units mixed into the pool.
Brainrots you can roll and their prices
The full pool holds 40 Brainrots, including eight completely new ones. Below are confirmed units with their rarity, income per second, and the separate purchase price you pay after a successful roll.
| Brainrot | Rarity | Income | Purchase price |
|---|---|---|---|
| Pi Pi Watermelon | Legendary | $1.3K/s | $315K |
| Bandito Axolito [Gold] | Legendary | $1.5K/s | $290K |
| Los Noobinis | Mythic | $12.5K/s | $4.3M |
| Los Noobinis [Gold] | Mythic | $12.5K/s | $4.3M |
| Toiletto Focaccino | Mythic | $16K/s | $4.8M |
| Tic Tic Ribbit | Mythic | $18.7K/s | $6.2M |
| Gattatino Nyanino | Brainrot God | $35K/s | $7.5M |
| Matteo | Brainrot God | — | $10M |
| Espresso Signora | Brainrot God | $70K/s | $25M |
| Pakrahmatmatina | Brainrot God | $225K/s | $40.5M |
| Ocarlita Orcala | Brainrot God | $240K/s | $45M |
| Karkerkar Kurkur | Secret | $325K/s | $80M |
| Chachechi | Secret | $400K/s | $85M |
| Gelatina Volatina | Secret | $2.4M/s | $590M |
| Rocketini Frostini | Secret | $3M/s | $700M |
Rocketini Frostini is the most expensive confirmed roll at $700 million, and it produces the highest income among these units at $3 million per second.
RNG Machine upgrades
If your spins keep returning low-rarity units, the upgrade tree changes the math. Three categories affect how the machine behaves, and higher levels cost more cash each time you push them.
| Upgrade | Effect |
|---|---|
| Luck | Raises the chance of rolling higher-rarity Brainrots. |
| Mutation Luck | Increases the chance of getting mutated Brainrots. |
| Spin Speed | Cuts the time the machine takes to complete a spin. |
The upgrade screen branches across a hex layout covering luck, mutation luck, and spin speed. Nodes you buy are flagged as Owned, and Luck spaces on the board grant re-spins. Investing here pays off most for players who intend to roll in volume rather than a handful of times.
Rebirth requirements for upgrades
Your Rebirth level caps how far the upgrade tree opens. Some tiers stay locked until you have progressed far enough, so reaching the machine does not immediately grant every level.
| Upgrade tier | Requirement |
|---|---|
| Level 3 upgrades | Rebirth 3 |
| Highest-level upgrades | MAX Rebirth |
You do not need to hit the top upgrade level for the machine to be worth using. Level 2 upgrades remain useful mid-progression, so keep rolling while you work toward higher Rebirths.
Keeping the Brainrot you rolled
A roll is not yours until you pay for it. When the 60-second window shows a Brainrot, confirming the purchase moves it into your possession; ignoring the timer or choosing to reroll discards it. Because expensive Secret and Brainrot God results demand millions on top of the spin fee, keep enough cash banked before you start rolling so a strong pull does not slip away.
Note: The spin cost climbs as you buy higher upgrade levels, so the $50,000 base price applies before any upgrade effects are factored in.
