Summer Index 2026 – 20 Summer Brainrots & Summer Base Skin
The Summer Index is a limited-time event that launched on June 13, 2026. Featuring 20 brand-new summer-themed Brainrots, this event brings beachy, tropical vibes to Steal a Brainrot. The biggest prize? Unlocking the Mythic Summer Base skin by collecting 18 out of 20 Brainrots.
Summer Base Skin – Mythic Reward
From your in-game screenshot, the Summer Base is a Mythic-tier base skin with a sunny, summer aesthetic.
- Skin Name: Summer Base
- Rarity: Mythic
- Unlock Condition: 18/20 Summer Brainrots collected
- Claim Method: In-game Claim button (visible at 0/18 progress until requirement met)
Full Summer Index Brainrot List (20 Total)
Here are all 20 summer Brainrots you need to collect. You only need 18 to unlock the Summer Base, so you can skip the two hardest ones!
How to Get Summer Brainrots Fast
- Play actively during the Summer Index event – Brainrots spawn with summer variants
- Trade with other players – swap duplicates for missing ones
- Check limited-time quests – some summer Brainrots are rewarded from event tasks
- Buy from trusted marketplaces – Haileeb.com offers summer Brainrots directly
Get Summer Brainrots Instantly at Haileeb
Don't want to grind all 20? Get Summer Index Brainrots instantly at Haileeb.com – including the rarest ones like Kraken and Dragon Aquanini.
✅ All 20 Summer Brainrots – Cocoteddy to Dragon Aquanini
✅ Summer Base unlock service – get 18 Brainrots delivered fast
✅ Mythic Summer Base Skin – already unlocked accounts available
✅ Garama, Madundung, Hydra Dragon Cannelloni – top-tier DPS Brainrots
🎁 Every order includes a FREE Secret Lucky Block
⚡ Instant delivery via in-game trade – 100% safe
🎟️ Code WELCOME10 for 10% off your first order