Pricey, tone deaf and encouraging gambling. Starts out promising, but you never have enough energy. To get more energy you can pay (but buying a pack that'll give you a little bit each day isn't sufficient, so they're really looking to hook people into spending too much and watching ads) or first you can play the slot machine... Then there's the storyline. Scientist goes to tropical island to study dragons. Instead she deforests half an archipelago to create commerce and industry.