Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 4 Chapter 3 part9-10

In the early world of immortal cultivation, there was no physical cultivation among immortal cultivators. And a top bodybuilder who came from the earth has opened up a new path here and became the ancestor of physical training.

- Description from novelbuddy

Adam was a young adult male 22 years of age, he was an orphan. His parents and little sister were involved in a car accident when a truck slammed into their car during a red light while at the age of 8. He lived his life and was able to graduate from university able to get a small office job with minimal pay his only solace was reading novels to escape from his lackluster life. One day after doing overtime and walking back home he was tired and didn't notice that he walked through a green light, suddenly a truck came slamming the young man off his feet and landing hard on the ground. He got reincarnated in a fantasy world as the bastard son of a Duke hated by his siblings he awakened his system after recovering his memories. Armed with a powerful system and an ancient lineage Adam aims to rise to the top and kill his enemies.NO HAREMNO YURINO NTR

Ray was more of an average guy in everything, whether it was appearance, in sports, or in school. Ray lost his parents in a car accident when he was little so he grew up in an orphanage.

He had no friends and was always bullied in school cause he was skinny so he was an easy target.

Then one day when he was running away from bullying he ended up in front of a truck that crushed him and he died.

But his life didn't end there as he reincarnated in a fantasy world but as a beast.

But with his bad luck, he was reincarnated as a low level beast with low stats, but he has a trump card, An evolution system that helps him in this new world. How will he evolve and become the strongest of All.

In the Game Invasion Era, monsters run wild across the globe. George transmigrates into this world and starts as the weakest R-class Pet Tamer in the world.But then, something unexpected happens. He discovers he has an SSS-tier talent, and the stronger his binding targets become, the stronger he gets!Bind the Goblin King, and the Goblin Boss evolves into The Abyssal Demon God!-George gains a 1,000,000x combat power boost!- Bind the Elven Priestess, and the Elven Priestess Boss grows into The Elven God-King!- George gains a 10,000,000x life enhancement!- Bind the Flame-Winged Demon, and the Infernal Lord Boss breaks through to become The Profane God!- George gains a 1,000,000,000x talent boost!Soon, George himself is stunned.“Pet Tamer? Hmm… sorry, my 'pets' are all God-level Bosses.”The world is in shock:“Are you out of your mind? You call this R-class?”Holy Goddess Queen: “Sir, please spare me. I’m willing to do anything!”The Supreme Creator God: “He’s here! He’s bringing his pets with him!”