CEO's Sudden Proposal - Chapter 459

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!”

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

A Di [legitimate-born] daughter of a noble house turns into an abandoned daughter. No father to dote on her, no mother to love her, no problem. She uses one silver needle to save a dying man. What’s so unusual about a medical injection? She roams all over the world with a scalpel in her hand. Cutting throats, cutting open abdomens, cutting open skulls to mend bones. With amazing medical skills and ethics, she gathers a flock of officials, obtains the will of heavens, gains public favor, and receives Taizi’s [Crown Prince] doting. In the midst of a powerful momentum, her cheap father comes to reunite. She coldly refuses to go home or acknowledge ancestors.