MTL - Become The Guard AI Of The Lost Civilization After Transmigration - Chapter 257 Dying

Junno is thrown into a fantasy world with starter equipment, a sword, and a bag of assorted coins. He decides to become an adventurer and earn money. Upon receiving his status plate, it appears that he has the divine blessing of many gods. Then he chances upon a s*ave.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

With just three sentences, you convinced the Paladin to spend five thousand Gold Coins for you.You truly are a master of the Undead who thoroughly understands human nature!…“Respected Master Amberser, after our review by the editors at 'Legendary Spells' Publishing, we regret to inform you that your paper 'Research on the Non-Humanoid Form Modification of Undead Creatures' is unsuitable for publication in our monthly magazine. We suggest that you submit your work to a magical academic journal with less stringent review requirements.”A burst of ghostly blue flame erupted from the tips of fingers, reducing the rejection letter.“Damn it! You bastards are purely discriminating against liches, discriminating against undead magic!!!”“Drop dead!”