Games where you turn demons into diamonds.

1. Demons to DiamondsDemons to Diamondshttps://giantbomb.com/wiki/Games/Demons_to_DiamondsOpens wiki page

The first, the original, the classic?

2. Shadows of the DamnedShadows of the Damnedhttps://giantbomb.com/wiki/Games/Shadows_of_the_DamnedOpens wiki page

This is the only game on this list that I've ever actually played.

3. Devil DaggersDevil Daggershttps://giantbomb.com/wiki/Games/Devil_DaggersOpens wiki page