Build and Steal Brainrots!

Build and Steal Brainrots! is a sandbox PvP hybrid on Roblox developed by PhysiGames, launched November 2025. The game combines idle base-building with active raiding: collect brainrot NPCs, house them in a custom base to generate passive income, then sneak into rival bases to steal their brainrots while defending your own. With 24.6 million visits and 25,700 favorites, the game sits in an early growth phase with 500-1,500 concurrent players. Servers hold 6 players, making every raid feel close-quarters and personal.

The loop alternates between passive accumulation and active PvP. Brainrots generate money while you are offline, but the threat of other players raiding your base creates pressure to log in, reinvest, and reinforce defenses:

• 🏠 Brainrots - collectible NPC characters placed in your base that generate passive income; the more you collect, the more you earn
• ⚔️ Raiding - sneak into other players' bases to steal their brainrots and reduce their income while protecting your own stockpile
• 🎭 Base Design - build and arrange your base layout to balance aesthetics with defensive positioning against incoming raiders
• 💰 Offline Earning - passive income continues while you are logged off; return regularly to reinvest before rivals raid your stockpile
• 💎 Mystery Gear - random combat weapons assigned during PvP encounters; the unpredictability keeps fights dynamic
• 🏆 Cosmetic Passes - the Rainbow Carpet (249 R$) and Lightsaber (399 R$) provide traversal and combat advantages beyond the base VIP bundle

Cash earned funds base upgrades and cosmetic improvements. The 6-player server cap means solo play is viable but coordinating with allies on the same server is a common competitive tactic.

Build and Steal Brainrots! capitalizes on the Roblox brainrot trend while adding a raiding mechanic that distinguishes it from pure idle games. The developer notes the game is still early-stage, so content additions and balance changes are expected as it matures.