DOS Games made for DOS require an emulator to run on Windows. Use DOSBox or a frontend like D-Fend Reloaded and read this guide to play DOS games on your Windows PC.
Jewels of Darkness is a trilogy of text adventure games by Level 9. Colossal Adventure, Adventure Quest, Dungeon Adventure. In 1986 the three games were revised, expanded and rereleased together as a compilation. For legal reasons the references to Middle-earth were removed and the trilogy was retitled Jewels of Darkness.
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