Brainrot Simulator

Summary

Catch over 1,000 absurd creatures in a single open world where rarity rises as you move outward from the center in concentric rings. Log each capture in a 3D Codex across ten rarity tiers from Common to Omnipresent, build a base, and run the map with a friend in online co-op.

• Over 1,000 collectible creatures across 10 rarity tiers
• Open world in concentric rings, rarity grows outward
• Online co-op lobbies; each player keeps own base and gold