Easy, right?
Quell Steam CD Key Platform: Steam Release Date: 14 May 2015 Product Description Quell is an enchanting puzzle game of logic and relaxation. Quell Steam CD Key The gentle music (by acclaimed composer Ste. Absolutely, but the beauty of Quell is in the perfectly pitched difficulty curve - it's just taxing enough to test your powers of logic, but never so much so that it stops being fun.