- **75% Off Demon’s Crystals from GreenManGaming. Price: $2.50. Discount: 75% Off. Categories: PC Games, Sponsored, MAC OS Games, Indie. Deal Rating: 4.6 Stars out of 5. Store Rating: 4.8 Stars out of 5. Deal Recommendation: Strongly Recommended. Available Until: Not Specified. Thoughts: Demon’s Crystals is a frenetic twin stick shooter where you guide the Urican demons through countless hazards in order to restore peace to the world. A variety of weapons and power-ups will help you defeat the massive enemy hordes. The Urican have always been at the top of the food pyramid, but one day three mysterious beings arrived causing the once peaceful inhabitants of the world to become aggressive and destructive.
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