I Was a Loner, but My Class Got Summoned to Another World… - Chapter 391: Phantome Matriarch

Lee Se-Hoon, the blacksmith of humanity’s last desperate united force, fought against the demons until the very end. However, the result was mutual destruction, with the world coming to an end. The moment he took his own life over that futile conclusion—

“…What is this?”

He had regressed to his days as a candidate at the hero training institution, Babel Academy. Having obtained a second chance, he swore to use anything as material to gain victory this time. Anything at all!

An ordinary student, a wretched peeper, a cowardly teenager with a kind heart. In a terrorist attack, he inherited the knowledge of countless elites, embarked on a path of God Jagged Tu…

He is an artist!

He is a mathematician!

He is a psychology Doctor!

He is a master of fighting!

In fact, he is a man

Taken off raw site:

A wretched, dirty young man is working during the summer when he was caught up in a mysterious explosion. After that explosion, the young man is then left with the memories and knowledge of dozens of the world’s experts.

He has changed, his heart has become cold, iron-blooded. He became a killing machine, his mind turned mechanical, calculative. Everything goes according to his plans and calculations!

In this magical, slaughterous world, a door is opened for him…

- Description from Novelupdates

“I will have my vengeance, in this life, or the next!”Albedo died alone and depressed and was reborn in a Novel he had been reading. However, instead of becoming the Protagonist or Antagonist, he becomes Albedo Neverwinter, an Extra he couldn't even recall from the Novel.However, the cruelty of life didn't change even after rebirth, and his new family was ripped away from him, leaving him with nothing but scars as reminders of the gruesome fate his family faced.Promising to get his revenge, watch as Albedo, alongside his System, his tactical mind and scarce but valuable future knowledge, rises up the ranks and ascends the pyramid of power.[ OP MC, System, Harem, Romance ][ Yeah there will be Smut, but it won't dominate the Novel ]

Nine Realms Sword Emperor, a legend returns, leveling everything.Genius monsters, trampled underfoot, powerful beings, wiped out with a wave of a hand.If people do not offend me, I will not offend them; if people do offend me, annihilate their entire family.