Wizard: Start with Biological Transformation to Grind Experience - Chapter 100 - 008: Kill him!

Dale Mitchell, your average guy in a below-average job. But, what happens to him is anything but average. After hitting someone in his truck, his world was turned upside down, inside out, and more than fifty shades of grey.

Now, he seems to be something called a World Keeper, and must create and manage his own world. Is this his afterlife, or something else entirely?

Raelis Varekan was born into royalty but treated like trash. With 0% bloodline purity, he was branded a failure, framed for treason, and executed without a second thought.But despite his expectations, he had come back to the time he was twelve years old, standing in front of the same bloodline testing orb. But this time, something changed.His former 0% bloodline purity was gone, replaced by a 1% result.And with it came something no one else could see: a system that let him grow stronger.[Ding!][+1% Bloodline Purity][Total Bloodline Purity: 2% (Ash)][Next Bloodline Rank at 10% Purity: Ember]With the future burned into his memory and a strange system tracking his growth, Raelis wouldn't make the same mistakes twice. He would become strong and he would use every tool he had to survive the academy and outmaneuver his siblings and the nobles who once betrayed him.And most importantly...Raelis would rise through the ranks and become the one who rewrites the Varekan Empire’s history.

A ritual gone wrong gave him the world's deadliest Class—now all he wants is blood.Zeth stole the most powerful ritual magic in the world from a mad cultist. A Class that's fueled by the blood of his enemies and human sacrifice. One that's illegal to use, punishable by gruesome death. And now that he has it, he's faced with a choice: hide away for the rest of his life from those who would hunt him down, or embrace the power, becoming the hunter to get revenge on the murderer that stole his friends' lives.For Zeth, that's no choice at all.His enemies have to die. And he plans to use every drop of blood, eldritch ritual, and demonic summoning he can to kill them.

When she woke up, Lake returned to the classroom of the third year. The classmates were in class with swords and sticks, and the teacher became a female Taoist.
The little fat man in the back seat, how to put two big hammers under his chair.
Rick found this to be a global era!

- Description from Uukanshu (translated)