Marwin and The Evolution Stone is a Indie, Casual, Adventure PC game, developed by Alp Güleç, available on Steam and published by Alp Güleç.
Is evolution reversible? In fact, it is where the problem arises in the "Marwin and the Evolution Stone" universe. The whale buddy helps to an ex-human who was devolved into a primate because of the evil wizard. But, a big trouble awaits them.