MelonSmasher

The strongest being in the world, even gods were vary of, the demon lord had killed all his opponents. He was the supreme with unparalleled strength and supreme powers, he could not be defeated. Looking down even at gods, he was not afraid of anyone. But who would have thought that he would be backstabbed by his own family.
Killed by his own brother, he decided to take revenge if he would get an extra chance. But when he opened his eyes again, he was on earth not in his world of demons and that also with a shitty “GOOD KARMA SYSTEM” that could only let him live if he would collect sufficient points by the end of the day. 
To earn the points, he had to do good deeds, and so his struggle to gain the points began. The man who had only cared about himself and only killed people like they were insects had to struggle and beg to help others so that he could get his long awaited revenge. 
But after doing so much goodness, would his system let him kill his killer for which he had come back to life and struggled so much?

Demon King's Good Karma System

Their gang had a good name in the mercenary field, so remembering one was not an easy deed. 


The cold voice of Hao echoed even in the loud music and the man sitting in front of him frowned. Only then did he remember that one of their members had a rift with a young boy living in the gym and the young boy even beat many of their members.


"So you are the one who has beaten a lot of our members?" The man could not believe that Hao had come here by himself. Did he not know that they would kill him if they even found him around not to forget that he was sitting in between them.


"I want the man who had lit the fire in the gym!" Hao enunciated each word slowly and clearly and the pressure he had used in it was deafening but the man was only infuriated instead of being scared.


Spare the lives