Game guide

Split Sea For Brainrots — First steps when you join

Split Sea For Brainrots

Block Hub, Playing 164, Rating 93.0%

Creator Block Hub

Playing 164

Rating 93.0%

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About

Overview

Split Sea For Brainrots, developed by Block Hub, is a Roblox collection and escape game set in a sea that splits open to let you through. You collect rare Brainrot characters, place them in your base to earn Cash, and upgrade your speed, sword, and base while racing to escape before the sea closes again. This guide covers everything you need to get started and keep progressing.

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What is on this page

Contents

01 First steps when you join Step 02 Upgrade order: speed, sword, base Table 03 Earning and spending Cash Tips 04 Escaping before the sea closes Check 05 Glossary Words 06 Common questions FAQ

First steps when you join

Step

In short Getting your first speed upgrade and sword early makes the rest of the game much easier.

The game throws you straight into a sea that will close around you. Two early upgrades set the foundation for everything else.

Upgrade Speed once this earns the First Speed Upgrade badge.
Collect Brainrots split open the sea and grab characters as you push deeper in.
Get your first sword the moment you pick one up your adventure properly begins.
Place Brainrots in your base every character you drop in there starts earning Cash for you.
Escape before the sea closes.

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Upgrade order: speed, sword, base

Table

In short Each of the three upgrade tracks has a badge waiting at its maximum level.

There are three upgrade tracks and each has a badge waiting at its maximum level. Reaching maximum Speed earns the Maximum Speed badge. Unlocking every sword earns the Ultimate Sword badge. Taking your base to its highest level earns the Ultimate Base badge.

Speed	maxing it out earns the Maximum Speed badge
Sword	work through the stages one at a time; the final sword earns the Ultimate Sword badge
Base	upgrading it earns the Base Upgrade badge on your first upgrade, and the Ultimate Base badge at maximum level

Earning and spending Cash

Tips

In short Cash keeps accumulating even when you are not playing.

Cash is the currency you use for every upgrade in the game. The main way to produce it is placing Brainrots in your base, and Cash keeps accumulating even when you are not playing.

Tips worth knowing

Every Brainrot you place in your base adds to your Cash income.
Cash earns offline, meaning you do not have to be in the game for it to build up.

Escaping before the sea closes

Check

In short The sea closes in over time and getting caught means losing the run.

The sea closes in over time. Each room holds up to five players.

Check your speed level before going deep.
Watch the other players in the room up to four others are dealing with the same closing sea.

Glossary

Brainrot: The meme-style characters you collect by splitting open the sea; placing them in your base generates Cash.
Cash: The in-game currency used for all upgrades, earned by stationing Brainrots in your base — including while you are offline.
Base: Your home structure where you place Brainrots to earn Cash; it can be upgraded.
Split Sea: The sea environment that parts to let you through but gradually closes back in, forcing you to escape.
Ultimate Sword: The final stage of the sword upgrade track, awarded as a badge when you unlock every sword.

Common questions

FAQ

Does Cash keep earning when I am offline?

Yes. As long as you have Brainrots placed in your base before you log out, Cash continues to accumulate.

How many players can be in a room at once?

Each room holds a maximum of five players.

Updated Oct 2, 2026
Game updates can change what is on this page. If you spot something, get in touch and let us know.

Split Sea For Brainrots Block Hub, Playing 164, Rating 93.0%

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