Becoming Invincible in the Game-Invaded World - Chapter 600 - : Tomb of the Past Human Kings!

It was in the year 2800 of the Midgard calendar. Back then, there was a Overlord who once reigned supreme and had reached the very brink of subduing the world.

He was an orphan with mediocre aptitude and a humble background.Through perseverance and an unwillingness to settle for mediocrity, he practiced cultivation desperately.By a stroke of luck, he awakened the Ancient Martial Soul, long extinct in this world, and from that moment on, his rise was unstoppable, like a comet soaring high, embarking on a cultivation journey to dominate the world.Starting as a beggar who was bullied by others, he began to shine with each step, entering into an era of chaos where Sects are numerous, talents abound, the Ten Thousand Clans vie for power, and human heroes emerge one after another in a vast and magnificent world.With the 'Tyrant Sky Martial Soul', he vowed to forge his own myth!

By the time I reached thirty, I hadn't managed to provide any of the happiness I wanted for my wife.I also still couldn't become the support my parents relied on.At this turning point in my fate, my income suddenly began to increase randomly.(A daily life tale in a wealthy family setting, featuring a single female lead and no harem.)

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?