Lunar Mystery 2103

Lunar Mystery 2103 is a sci-fi puzzle-adventure game originally developed for the Game Boy Color. Explore the cold, mechanical corridors of C01, battling through the Colony's defensive drones, and something more sinister... Solve puzzles, defeat bosses, and unravel the mystery!

At a glance

• Platform: Windows.
• Genres: Action, Adventure.
• Release date: Jan 27, 2026.
• Steam user reviews: 1 user reviews (100% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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