Cold-blooded Undercover Master - Volume 1 Chapter 568 Coming Spring Pavilion

A World of Warcraft hunter player inexplicably entered the world of Azeroth in his sleep. Turned into a high elf ranger, and at the same time inherited the title of Baron Cheap Daddy (Baron Blood Eagle) who died.

But the tragic original history that Blizzard bestowed upon the blood elves made his hair stand on end. He doesn’t want to become a heartbroken person and doesn’t want to die, so he can only struggle desperately to change the original history.

- Description from novelbuddy

A swordsman hailed as the strongest has reached his end, and was reborn as an elven girl.

This is the story of the swordsman only knowing how to kill in his past life aiming to be the best healer as a girl.

In the final battle against a monstrous entity with his teammates, the strongest swordsman, the Hero’s mentor and the only one in their party incapable of magic yet the most skilled with the sword, sacrificed his life to end the battle once and for all. Reincarnated as an elf girl, the strongest swordsman decided to live a different life from his blood-stained past and pursue the magic that he has never used before.

As a girl, she apprenticed under the old potion maker and healer of the village to be like someone she had admired in her previous life while keeping her condition sharp with sword training as she had done in her past life.

After learning the ways of a healer and convincing the elf village that she is capable enough of leaving for the outside world, she hitched a ride with a party of adventurers passing by the village and went out to see how the world has changed.

Seven years ago, Shen Qianshu is impregnated with Ye Ling’s child in an accident.
Seven years later, the little boy becomes famous and is thought of as the nation’s son.

When he suddenly sees Ye Ling appear, he greets, “Hello, Daddy?”
Ye Ling watches as the little prince roars, “Where’s my princess?”
Just as Shen Qianshu is preparing to run with her son, she gets pushed down by Ye Ling.

“You can leave if you want, but leave me a princess first. Let’s have another baby!”

- Description from Novelupdates

There are three realms in the multi verse; The Cosmic, the Mortal and the Nether realm.

Hal grew up in the mortal realm with no idea whatsoever of who his parents were.

His love for relics, adventure and the occasional danger would aid him in finding a genie's lamp.

Rubbing a genie's lamp should grant three wishes, but Hal is struck by lightening instead and eventually arrives in the Cosmic realm with a large book in his mind space titled; The Primordial Cosmic Grimiore, that apparently holds all knowledge for a perpetual reign.

And so Hal's journey begins in a little city called Salmon city, in the body of a 17 year old boy also named Hal but was sold into slavery by his own father.

Hal finds out who his mother (prior to reincarnation) whose bloodline now flows unmixed in his new body is....

Join Hal as he battles mortals, Dragons, phoenixes, Gods and many more together with his harem of Beauties for the complete subjugation of the three realms.