Custom Made Demon King - Chapter 625 - : The Terror of Mathematics

In 2177, the world changed forever. The first full-dive VRMMORPG, 'Eclipse Online', was released.With its breathtaking graphics and adventures, countless players and already established guilds flocked to the game, which stunned the entire world and forced the largest conglomerates to act immediately after gold could be bought with money.It was supposed to be the future of gaming.For Yone, it was the cause of his destruction.Starting over once more, he has entered this “living game” again to control his own fate.This time, he will not be controlled by others and will instead walk his own path.“Kill them till they are allies”This was Yone's infamous phrase as he will rise from just an assassin expert to an unprecedented peak in this life.

A man betrayed by a comrade dies a wretched death as a third rate swordsman. His existence, his life, his emotions are all a nuisance in the eyes of society. But wait… What’s this green skin? Reincarnated as a goblin? Wait, I went back in time as well?

The hero who was killed by the demon king ended up reincarnated as the son of the one who killed him! Thus began the life of the hero who donned in the mask of the ideal demon prince to topple his own kingdom while doing his best to prevent anyone from discovering his identity―― But to do that and blend into the demon tribe society, he had to kill his former comrades. Nevertheless, to become stronger, to save humanity, he had to walk through all kinds of paths of carnage! This is the tale of the demon race’s fake prince destroying his own kingdom.

O Hero, Trample Those Who You Should Protect!

TN: Most part of the other character in the novel is depicted from a non-human perspective so expect something that is completely different from the common sense of human.

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”!?