My Magical System - Chapter 190

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

It was only after Su Yayan's death that she realized that she was a malicious cannon fodder female character who became a scapegoat in a Mary Sue story.

The once revered Alchemy Emperor returns to his fifteenth year. In this lifetime, he not only seeks to rectify all past regrets but also aims to achieve the pinnacle of martial arts!Compared to cultivation techniques? My lackeys have divine-level technique in hands.Compared to elixirs? My top-tier elixirs are fit only for feeding dogs.Talents? Any genius who encounters me will find their fate crushed!Prosper under my lead, oppose me and meet your demise!

Yuan Fangguo, who was reborn and returned to his college days, had nothing.

Fortunately, he stood on the cusp of reform and opening up. Facing the waves of the South China Sea, Yuan Fangguo and his brothers and sisters opened their arms and greeted the wind and waves.

Challenge… He secretly vowed to set a goal. My small goal in life is not to make 100 million, but to let the people I want to help earn 100 million easily.

- Description from novelbuddy