Travel to the world of One Punch, become the disciple of Saitama, and activate any door. Go to the Supreme World, help the Emperor of Heaven kill the Immortal King from another land in advance, and save Ling'er; go to the Marvel Universe, take away Thanos's Infinity Gauntlet, and save Iron Man; go to the DC Universe, give Batman the Monster Cells, allowing him to directly have the power to kill gods with bare hands; come to the Dragon Ball World, collect all seven Dragon Balls...
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
