Steal a Brainrot
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SUMMER UPD PT 1

2026-06-13

SUMMER UPD PT 1 is the June 13, 2026 summer update for Steal a Brainrot. The update introduces the Octo Lucky Block, eight summer block rewards, the Phantom mutation, the RNG Machine, and Summer base skins while keeping trading available from the game interface.

Key Statistics

Event Window
June 13, 2026 at 3:00 PM ET to June 15, 2026 at 12:00 PM ET
Featured Brainrots
Kraken, Bearito Cabinito, Sand Sand Sand, Girafini Raftini, Sushi Inu, Octoball, Craburger, and Tortuginni Sandcastlini
Featured Lucky Block
Octo Lucky Block
+2 more statistics below

Event Identity & Coverage

Event Window
June 13, 2026 at 3:00 PM ET to June 15, 2026 at 12:00 PM ET
Event Lineup
8 linked brainrot pages
Primary Route
Lucky Block
Event Notes
1 machine | 1 lucky block | 2 base skins | 1 support item

Follow This Event

Start with the event lineup, then branch into machine, lucky block, trait, and related entity pages.

Brainrots in This Event

Every released brainrot tied to this event, with direct links to each detail page.

Machine & Collection Pages

Collection and machine pages that help you follow how this event lineup is obtained.

Supporting Event Pages

Route guides, trait coverage, and adjacent entity pages connected to this event.

More Event Statistics

Featured Mutation
Phantom
Featured Base Skins
Summer Base Skin and Red Octo Base Skin

Event Mechanics

  • •Open Octo Lucky Blocks during the summer update for a chance at Kraken, Bearito Cabinito, Sand Sand Sand, Girafini Raftini, Sushi Inu, Octoball, Craburger, and Tortuginni Sandcastlini.
  • •Tortuginni Sandcastlini is listed as a Brainrot God Octo Lucky Block pull at 32.65%.
  • •Craburger is listed as a 30% Octo Lucky Block pull.
  • •Octoball is listed as a 21% Octo Lucky Block pull.
  • •Sushi Inu is listed as a 10% Octo Lucky Block pull.
  • •Girafini Raftini is listed as a 5% Octo Lucky Block pull.
  • •Sand Sand Sand is listed as a 1% Octo Lucky Block pull.
  • •Kraken is listed as the rarest Octo Lucky Block pull at 0.1%.
  • •The Phantom mutation can appear during the Phantom Event, which changes the map into a dark phantasmal setting.
  • •Trading remains available from the game interface after the Trade Machine removal.
  • •Seasonal base skins can be traded after Update 53.
  • •Summer Base Skin unlocks after indexing 18 of 20 Summer brainrots.
  • •Red Octo Base Skin is a 799 Robux base bundle that includes 1 Premium Octo Lucky Block.
  • •Past mutation base skins can be tracked from each mutation index.
  • •The RNG Machine is a planned machine; wait for exact rules before planning costs, odds, or routes.

Exclusive Rewards

•
Octo Lucky Blocklucky-block

Summer lucky block route with eight listed rewards and a 600M cash price.

•
Phantommutation

12x mutation that gives brainrots a dark transparent phantom look with flashing white highlights.

•
Summer Base Skinbase-skin

Seasonal base skin unlocked by indexing 18 of 20 Summer brainrots.

•
Red Octo Base Skinbase-skin

799 Robux base bundle that includes 1 Premium Octo Lucky Block.

•
RNG Machinemachine

Planned summer machine; exact rules should be checked before planning around it.

Available Brainrots (8)

Kraken
Kraken
SecretLucky Block
$200.0M/sec
Bearito Cabinito
Bearito Cabinito
SecretLucky Block
$72.5M/sec
Sand Sand Sand
Sand Sand Sand
SecretLucky Block
$30.0M/sec
Girafini Raftini
Girafini Raftini
SecretLucky Block
$18.0M/sec
Sushi Inu
Sushi Inu
SecretLucky Block
$8.0M/sec
Octoball
Octoball
SecretLucky Block
$3.2M/sec
Craburger
Craburger
SecretLucky Block
$1.3M/sec
Tortuginni Sandcastlini
Tortuginni Sandcastlini
Brainrot GodLucky Block
$317.5K/sec

Tips & Strategies

•
Prioritize Kraken as the highest-value listed Octo Lucky Block chase reward.
•
Use Octo Lucky Blocks or player-to-player steals for the new summer drops.
•
Watch active Phantom Event windows when targeting the new 12x mutation.
•
Use the Summer index to track progress toward the 18 of 20 Summer brainrot requirement.
•
Check mutation indexes when working toward past mutation base skins.

Trivia & Fun Facts

•
The official event title is SUMMER UPD PT 1.
•
The Octo Lucky Block was previously referred to as Summer Lucky Block during pre-release collection.
•
The update keeps trading available even though the old Trade Machine was removed.

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Event Window
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Status
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Event Window
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11 characters
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Event ID: summer-upd-pt-1-2026-06-13