Step into obsidian mirror chambers where a single beam of amber light waits for your touch. Lumen is a meditative light-reflection puzzle: tap mirrors to rotate them, bend the beam around corners, and illuminate each chamber's hidden target.
Updated on
Jul 11, 2026
Puzzle
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.