If you're looking for manga similar to B Rated Hero, you might like these titles.
Kang Pildu, a cold-blooded psychopathic prosecutor, receives the news of his mother's death. He finds out that the "Seonhwa Group" led by his father and older brothers was involved in her death. Thus begins his desperate revenge plot to bring down the Seonhwa Group.
Why did she leave without a word 13 years ago? When that woman needs me, I can't just ignore her!" Wherever you are... if you call me. I'll go to you!"
When Jiyong Kim was a boy, his mother was murdered. The assailant was tried in the court of law but served a mere three and a half years because he “deeply regrets his actions.” 17 years later, Jiyong is a college student, studying to become a police officer. But on the weekends, Jiyong hunts down ex-convicts released by a justice system that has failed to protect the victims, taking justice into his own hands to make up for its shortcomings.
A brutal attack as a child leaves Hyun-Tae emotionless and numb with the inability to feel pain. His condition allows him to become a ruthless gangster that everyone fears. As he begins to hunt for the truth about his past, he also sets his eye on finding a missing jewel worth millions that puts his life at risk.
One day, a fantasy phenomenon began to occur in my ordinary life. An elf is hiding in my room?
In a world filled with demons, only knights blessed with miracles can fight against their tyranny. During a moment of desperation, Magpie was given a miracle, the one and only flame that can kill demons. But that very flame turns its owner into a demon that thirsts for ashes… “Put in the firewood, if you don’t want to turn into a handful of ashes.”
Hale Windsor was a renowned hitman until he is betrayed and loses the love of his life. With nothing left to live for, he begins a war of revenge on the very organization he used to work for. That is, until he meets Marine, a girl who brings color back into his black and white existence.