MTL - Medical Sovereign - Chapter 2007 The guests

The protagonist travels through Shu Mountain and becomes a demonic dragon guarding the heavenly book in Dinghu Peak.

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

This novel is also known as Endless Bloodstone / Infinite Bloodcore

In the dark night there is no light, save for the sound of war drums and rally cries. The young man listens carefully, it is his heartbeat and the flow of his own blood.

What hides in the darkness ahead? Is it man, god or… a monster?

There is no such thing as the best road. However, the journey beneath one’s feet is unbounded!

- Description from Novelupdates

After an accidental electric shock, Jackson traversed into a parallel world filled with supreme beings—beings whose might and strength could hold the skies on their shoulder.

At first, Jackson preconceived the idea that he’d only traversed on the other side of the world, the United States, until that is various peculiarities popped up.

While watching the news channel, Jackson wondered whose the big green guy jumping up and down the buildings of New York without care.

Who is that bodybuilder statue donned in a red-blue uniform standing tall and proud in the Memorial Hall?

And who is that man flying the skies with a big hammer calling himself a God?

Jackson wondered if he should advise his parents to move away from New York.

But after a moment of thought, Jackson pulled out his mobile phone and dialed a number. “Mr. Stark, for the safety of mankind, I think it’s necessary to discuss the developments of technology and advanced armors with you.”

This is the story of a young man living in the world of Marvel who only wished to live a quiet and stable life but as fate would have it, fate had other plans for him.