Save The Earth Game is a complete Unity arcade project where players defend the planet from incoming threats using fast reactions, strategic aiming, and powerful upgrades. The project includes a full gameplay loop with waves, scoring, health system, power-ups, and satisfying visual feedback for explosions and impacts. It features clean menus, pause and results screens, and mobile-ready touch controls for smooth play. Easily reskin the theme into sci-fi, fantasy, or modern defense styles, adjust difficulty curves, add new enemy types, and expand progression for long-term retention. Perfect for hyper-casual publishing, casual arcade releases, and rapid prototyping.