Crystal Run: Echo Expedition

Explore ancient ruins, collect crystals, and follow the echoes of a single-player expedition. Discover six story stages, earn up to 18 stars, and find six journals. A separate survival mode offers enemy waves, energy pickups, automatic shooting, a pulse ability, and upgrades during each run. Includes Chinese and English interfaces, touch controls, sound settings, and local progress saves. Core exploration and combat work offline without an account.