Not (Just) A Mage Lord Isekai - Chapter 115 - Ascension Diagnostic

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

Felix Ariel, a typical Floridian, found himself transported to a mysterious kingdom in another world. However, a misunderstanding led to Felix accidentally killing the king, resulting in his untimely demise.Following this tragic event, Felix's spirit encountered a mysterious being who identified as Felix's ancestor. This entity claimed that Felix had been cursed by an unknown individual. For Felix's safety, the ancestor bestowed upon him a system for self-defense.Upon returning to Earth, Felix realized that he would be transmigrated to the alternate world at noon due to the lingering curse. To prepare for this unexpected transmigration, Felix relied on the system, which required him to gather oil and gold to enhance his abilities.Thus began Felix's quest in the other world. With his system, he brought firearms and an ambition to spread liberty... for prosperity and freedom.

As a golden dragon raised by a human family from a young age, Noah has no particular hobbies except for cultivating kings.Though some ignorant scholars misunderstand him, labeling him as a mentor of king slayers and trampler of royal authority, over the millennia, there are also wise men who praise him as the imperial dragon and holy dragon.Moreover, the vast empire's many races regard him as the pioneer of the golden age, an immortal radiance of the empire, eagerly desiring his regency and control over the empire's authority.

In the expansive expanse of existence, there exist realms concealed from the awareness of ordinary folk.Rain Weathers, an unremarkable teenager with average looks, physique, and grades, was leading an uneventful life.However, everything took a dramatic turn one fateful day when he found himself plunged into a vivid dream, a dream that unveiled a world beyond imagination — a world teeming with spirits, monsters, and conversing frogs.This was the Spirit Realm.Transformed into a player by the mysterious machinations of the universe, Rain, alongside other chosen individuals, found themselves thrust into a perilous world.They were tasked with navigating their newfound domain, establishing their territories, all while fending off relentless onslaughts from beasts, defending their territories from other races, and making sure to stay alive for another day.