Antagonist MCs

I’m not that kind of person. I, Dion Hart, am a sickly person who vomits blood whenever I’m stressed. However, at the same time, I’m Count Hart, who has somehow been misunderstood and thought of as a strong person, and thereby feared by everyone.

He’s in the deepest part of the Jianghu. Keep your eyes wide open if you do not wish to get dragged into the abyss.
Btw guys HES BBG AND SOOSOSOSOS GORGEOUS..

The manga centers on homicide detective Hiroki Dan, the son of a former police superintendent general, and who seems to be on the fast track to career success. He maintains a hidden identity as a serial killer responsible for more than a hundred murders of people he deems beyond the reach of the law.

A girl named Haru and her big brother suddenly appear in town. Her brother, being an akuma, is shunned by the people. But, he gets them to bring him to the chief of the town where he offers to bury the akuma - Godot - who has been living in the town for 5 years. Can this "akuma eater" accomplish this task?

Following the suicide of Yuka, a victim of bullying, her brother Asaharu becomes disappointed in himself, and encounters an angel. The angel proceeds to offer him a deal: find his sister's murderer within three months in order to resurrect her. However, nothing is done without compensation. With every mistake that Asaharu makes, his life expectancy will decrease. Is his sister's life more valuable than his own? The hunt for the criminal begins!

Mankind discovered the essence of the human soul, Edeya, and were achieving materialization. Society was built around Edeya, which was invulnerable to conventional weapons. Humanity started to place all their focus into the combat power of Edeya. Park Jinsong, the main character, possessed an F-rank soul and F-rank combat power. Will Park Jinsong, with a soul for killing, be able to get his killing intent under control and prove that there are no ranks to one’s soul? (shortened)

Yong Ju, a student who seems to not understand why his friend, Dong Ho, gets constantly picked on by his peers. Then one day, when the Dong Ho disappears, Yong Ju inherits his friend´s harassment.

Kim Soo-Ho, a civil engineer, became a noble from a novel. But what's this? My estate will be destroyed soon? Then I'll have to design, build and sell.

A man who had lost everything.
An almighty power, the [Zero Code] held within his hand.
“Player Kim Su Hyun, do you truly wish to revert the time of Hall Plain?”
“I want to go back 10 years. To that period when I first came here.”
Based in the same universe as "Second Coming of Gluttony".

I came here with only the goal of revenge. I overthrew the Tulkan Empire, a single nation that dominated the continent. I had always succeeded in gaining victory. I had accomplished all I needed to and was satisfied. That’s why I accepted my approaching death. I no longer had a reason to live. However, what in the world happened? “It’s not black magic and it doesn’t seem like an illusion either.” I had returned. To the time filled with my regrets.