The Princess' Harem - Chapter 14: My Knight

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

Aoki’s resolute face was indifferent. “If the sun doesn’t shine on me, please let me be surrounded by darkness!”
From a different perspective, look at the entire Pokemons world.

- Description from Uukanshu

With an F-rank Trait, deemed the worst of the worst, 5-year old Shin Yu-sung is abandoned by the Shin-oh family, which is famous for raising hunters.The same year, he meets one of the strongest hunters, the Fist King, at the orphanage and is adopted by him.The Fist King became the strongest not through his Trait or special abilities — but by training his body.He takes note of Shin Yu-sung’s physique instead of his Trait—Nine blocked yin pathways.“Your blocked pathways cause your body’s mana to overflow, giving you an exceptional mind and god-like looks! But you also pass away before coming of age…”An abundance of bodily yang.“Your body is overflowing with the energy that can cure your nine blocked yin pathways!”

I, the protagonist, was just an ordinary NEET, but suddenly I was reincarnated as a tiny white snake in a fantasy world where legendary creatures and gods exist. Not only that, but I awakened in a cave as the offspring of a terrifying Medusa Serpent.Armed with only my human knowledge and my indomitable mental strength, I'm forced to use cunning tactics and rapidly evolving skills to survive against far stronger monsters and humans... So begins the survival story of a former shut-in with incredible willpower, living as one of the lowest-ranked beasts in a world of magic!ᆖMusic suddenly started playing in my head.I'd been waiting for this moment for so long.'Snakes! Assemble'....