Comprehensive Manga: I Traveled Through Time and Became a Zanpakutō

[Comprehensive comic, the main world is the god of death] After traveling to the Shinigami world and becoming Shun Shun at the same time as Aizen, his results were not ideal. In Zuken Ghost's four moves, Shunpo barely passed, and the other three failed completely. Ever since, Qi Mu Shun planned to establish a good relationship with Aizen to avoid being used as experimental material until—— "You are my master - Hey! Don't pull my hair, I am you!" Qi Mu Shun looked at Lake Toya in his hand and fell into deep thought. Also, the ability is a bit wrong. However, this was just the beginning. He discovered that he could communicate with more than one Zanpakutō. When he was in the world of Naruto, he stood in front of him holding a beheading sword. When he was in the world of pirates, he stood in front of him with the second-generation ghost in his hands. When he punches the world, he has a bald head... He even gained the ability to travel through his own world in these parallel worlds, and even be able to manifest these people. Qi Mu Shun understood that his future seemed to be different. Until that day, Soul Society detected the arrival of multiple strange spiritual pressures that exceeded the captain level. "From now on, I will stand in the sky——"