roblox-style city 3d model

Create the best, fully playable, and runnable open-world multiplayer game ever built on a Roblox-style engine, designed not just as a concept but as a functional, optimized, and working game experience. The game must load, run smoothly, and be immediately playable, with stable performance, responsive controls, and complete gameplay systems. Avoid placeholders or purely cinematic ideas — every feature must be technically achievable and runnable. 🌍 World & Performance A large, seamless open world that is optimized for real-time multiplayer No infinite or empty terrain — every area has gameplay purpose Day/night cycle and weather that do not break performance Destruction systems that are limited, optimized, and resettable to ensure stability NPCs use efficient AI with schedules that scale based on server load 🎮 Core Gameplay (Must Be Playable) Players spawn and can immediately walk, run, jump, drive, interact, and fight Fully functional controls for keyboard, controller, and mobile (Roblox-style) No f