MTL - Doomsday’s Rabbit Essence - Chapter 11

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 thousand years ago, the world shattered.Mana surged into existence, rewriting reality itself. Dungeons tore through the land, birthing monstrous horrors, while beasts mutated under the influence of Primordial Ki, evolving into unstoppable apex predators. Humanity was on the brink of annihilation—until the Awakened emerged, wielding supernatural power to defy extinction.Yet, in this brutal new world, strength reigns supreme, and weakness is a death sentence.Amidst it all, Azvoid Larkson—a nameless figure among the countless struggling to survive—awakens a power beyond reason. A power tied to ancient, forgotten dragons—beasts feared even by the strongest Awakened.With each battle, he ascends. With every dragon he tames, his legend grows.In a world where only the strong thrive, how far can one man rise?

The strongest hero of humanity, Kim Sung Bin.

Orson transmigrated into the body of a villainous young master in an overpowered protagonist novel, and the first thing he had to do after waking up was to welcome the protagonist, the real young master, back to the family?Is it too late for me to start sucking up to the protagonist now?I took the initiative to find my fiancée to break off the engagement, but her older sister wanted to take her place and marry me instead?To protect the real young master, I berated the imperial princess, but she secretly fell in love with me?I actively pushed the heroines toward the real young master, but the heroines forced me to become the yellow-haired villain!It’s over, truly…