Your world as we see it

This world is divided into six types of people: First, the Fishmen, half fish, half human. Second, the Chains, who can shapeshift. Third, the Multis, who can wield superpowers. Fourth, the Foxes, who are always talkative and noisy. Fifth, the Small Dwarfs. Sixth, the Sansu Tribe, who are geniuses with an IQ of over 170. However, among them, there was a mutant tribe born extremely rarely...