I Have the Alchemy Emperor in My Head - Chapter 27

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

A dramatic, eventful love story between the Crown Prince and the Supreme General of the Heavenly Empire!This is an Omegaverse story (A/B/O) with a lot of knives at the beginning. Stay away unless you are used to reading danmeis like 2ha, MDZS, etc..Following the Heavenly Emperor's death, Crown Prince Xie Jianyu's Fuxi Palace was attacked by a combined force of Longjing Palace and Wuyang Palace. The confrontation between Supreme General Zhang Fengxi resulted in Xie Jianyu's death, after which Zhang Fengxi found out that he did not know Xie Jianyu at all.First, Xie Jianyu was an omega and not an alpha.Second, Zhang Fengxi slept with Xie Jianyu before.Third, Xie Jianyu gave birth to Zhang Fengxi's son.When given the chance to return to the past, will Zhang Fengxi be able to undo his mistakes? Will Xie Jianyu be able to escape his tragic end?Let this author take you on a fascinating journey (⁠｡⁠･⁠ω⁠･⁠｡⁠)⁠ﾉ⁠♡

Born naturally defective but possessed by the spirit of a divine dragon. Inheriting the divine dragon’s will and power, growing scales and magical claws, imperial waters containing the breath of the dragon, travelling through clouds and summoning rain, an invincible physical body. In this world and era, countless men dream of slaying dragons. Li Mu Yang has always lived a hard life.

- Description from Novelupdates

An anime otaku who has traveled to the world of full-time hunters, in order to live well, he can only keep getting stronger all the time, burying the strong one after another. Your withered life will be continued by me.

- Description from novelbuddy