La Extinct Grande Rainbow – Steal a Brainrot

From Steal a Brainrot

Release Date
La Extinct Grande was first obtainable during the Extinct Event on September 13, 2025, when players could turn in three extinct brainrots to spawn it.

Income Per Second
In its base form, La Extinct Grande generates 23.5M per second.

Mutation Release Date
The Rainbow mutation has been in-game since June 21, 2025, when Rainbow became part of the permanent mutation pool.

Boosts
With the Rainbow mutation applied, La Extinct Grande earns 235M per second (10× its base income). Rainbow also gives the brainrot a cycling multicolored appearance, making this variant much rarer and more valuable than the standard version.