This is a dangerous world! All kinds of high IQ plus super criminals who want to destroy the world, or anti-human super criminals. Mutants who always occupy hot spots, and mutant leaders who take the lead in doing things from time to time. The dark lord of space, the alien spying on the earth in the universe, and the Thanos who is busy with the family planning of the entire universe... Thinking about the things that might happen in this world, Russell couldn't help but shudder .What? When time travel comes