Beast Control: Millions of Evolutions of Demon Pets

The new book "Give enough money to those who travel through time to make them useless" has been released~ ... The beginning of the "Guide to the Evolution of Demon Pets": Among the known demon pets, low-level insect familiars have the most evolutionary directions, with more than fifty species. This may also be the limit of the number of demon pets that can evolve... "A single world or this is the limit." Wang Chong took a look and closed the book: "But in my case, there are millions of evolutionary directions for familiars!"