The Main Characters That Only I Know - Chapter 439:

An orphaned boy with dreams of making it big through being a blacksmith is given a once in a lifetime chance to succeed when he's taken in by an odd pair - Eggor and Ella. While former teaches him the arts of craft, the latter teaches him the mysticism of cultivation, granting him two paths to tread in this life.

Ding—Congratulations on unlocking the hidden profession “Teacher”.Ding—Congratulations on acquiring three SSS talents:“Divine Library”: As a teacher, your being harbors a Divine Library, granting you the ability to see the unseen about individuals and objects alike, be it strengths or weaknesses. Furthermore, you have the capability to amend these shortcomings.“Get 1st student”: As a teacher, you're entitled to mentor x number of apprentices (x increases as you level up), establishing a bond that allows you to monitor their loyalty.“Pass on the Torch”: Your role as a teacher entails not only imparting knowledge but nurturing souls. Sharing skills or bestowing gifts upon your apprentices could lead to unexpected rewards, courtesy of a probabilistic system return....The world as we know it has been thrown into chaos, with the lines between game and reality blurring.Mankind has stepped into the age of career transformation.With monsters on the loose, the emergence of dungeons, hidden realms, and instances marks an era of both peril and potential.Survival dictates that humans embrace this new calling, striving for power and progression.Upon his arrival at the age of eighteen, Alex Watson is gifted with the extraordinary “Divine Library System”!Thus begins the meteoric rise of Alex Watson!He sets out to teach, to mentor, to elevate the elite, and to share his wisdom with the world.

A Federation Colonel with abnormal thoughts was locked in a dark room and met a little looney.

“Your whole body emits a scent that I dread (covet) and fear (desire).”

A frigid Colonel X little looney roommate: A sweet story of interstellar travel

- Description from Novelupdates

“Ding! Choose your idle skill.”“Ding! Idle complete. Language level +999.”“Ding! Choose your idle skill.”“Ding! Idle complete. Basketball level +999.”After a freak accident, Qi Ning acquires the “”Unlimited Idle”” system. But just as the system binds to him, it crashes, leaving a repair time of 999 years. However, to Qi Ning’s surprise, the system still allows him to idle, and with every second of idling, any chosen skill instantly reaches level 999.With his life now dramatically transformed, will Qi Ning’s rise from mediocrity be unstoppable?