Brainrot Spawner
A Roblox experience owned by The Matt LLC.
SimulatorENsimulationhorrorexperiment
Description (written by the developer; not a statement by this register)
Welcome to the Parasite.exe, where your experiments come to life. Create and release parasites, watch them grow, and see how they infect and spawn strange organisms inside the test chambers. Every parasite behaves differently—some evolve, some spread, and some become completely uncontrollable. 🎉UPDATE 6: - 🧪 Parasite Lab - 🤖 Dummy Lab - 🔤 Codes System - ⚠️ New Parasite & Dummy Mutations - 🐞 Bug Fixes Spawn and test different parasite presets Watch parasites grow, spread, and infect the lab Experiment with destruction, doors, and mutations Open Alpha: new parasite types and features added often!- Can you survive what you create… or will the Parasite take over?
Last updated by the developer 20 Nov 2025, 00:55 UTC.
Live players over time
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Players | Change |
|---|---|---|
| 25 Aug 2026, 04:36 | 0 | first reading |
Concurrent players at each of our measurements (insert-on-change).