Quoting: adamhmUpdated list of older/classic games currently on sale on GOG that I've made Wine wrappers [External Link] for:

Quoting: Patola.

Moreover, realistic games might look awesome, but even if we do not directly realize it, they require a lot of our unconscious brainpower so that we recognize faces, three-dimensionality with depth, motion, outlines and volumes, and after a long exposure to complex scenes we get exhausted by all that stuff. Simplistic, colorful and pixelated graphics, on the other hand, are very easy to recognize and process, so it might have a relaxing effect -- or at least not be so tiresome.