It's Hard Out Here for a BAMF (Isekai/Reincarnation/Game/OP)

MC was the last grandmaster left in modern times but when he dies, he's transported into the body of the weak son of a fallen family. He uses his knowledge and skillset to get stronger and revitalize the family.

Murim, transmigration
Male Lead
Strong - Righteous
Some romance vibes, may have harem vibes in future?
Violence, death, gore, stalking, attempted r*pe
3/5

MC, the heavenly demon & ruler of murim, reincarnates into the moron son of a noble family. Using his skills, bloodthirsty nature, and prominence he'll not just turn around his reputation but dominate over all.

Medieval fantasy, transmigration from murim
Male Lead
OP - BAMF - Driven
No romance
Gore, violence, death, war, torture
5/5

A skilled explorer, MC is betrayed by his employer in a dungeon and cursed by an artifact that kills him...then heals him and becomes a symbiotic partner. Using magic, his own skills, and absorbing the mana of monsters/other artifacts, he'll get stronger and get revenge.

Medieval fantasy with magic and dungeons
Male Lead
Competent - Resourceful - Strong to OP
Hints of future romance (but FL is cool)
Death, gore, torture, slavery, war
4/5

A summoned hero who spent ten years training to kill the demon king and return home is sent back to repeat his "hero lessons" due to bad personality. Naturally, this pisses him off more leading to increasingly strong and crazy "run throughs."

Transmigration, dimension, medieval fantasy, RPG elements
Male Lead
Vicious - Chaotic - OP
No romance!
Violence, death (like a lot), gore, torture, slavery
4/5 - minus 1 star bc its getting weird past chap 100 but also I'm on MC's side here

After living as a one-armed, "lesser talented" swordsman, MC is betrayed and killed by his abusive "friend." He reincarnates centuries later into the body of the weak cursed son of a noble swordsman family. He learns his old name is used as the demon king's and the body he's possessing has many secrets.

Reincarnation, fantasy world. Magic and gods.
Male Lead
Straight-forward, weak to strong, determined
Probably some romance in future chapters, not big part.
Violence, gore, death
4/5

MC is summoned into fantasy tower without powers, lives a life of struggle. But after obtaining an artifact, he's sent back to when he first arrived in Eria only he still doesn't have any powers. But with his knowledge and sheer determination to survive he wants to make something of himself.

Transported to another world, time travel, fantasy, game mechanics.
Male Lead
Weak to Strong - Self-esteem issues
Minor future romance. No harem.
Violence, gore, death.
2.5/5 - man you gotta chill

He was summoned into the demon realm as an ordinary human and after 10,000 years of fighting ended up as the ultimate demon king...who only wanted to return to Earth. A chance appears and he's back home only to discover his world has changed with hunters and dungeons and a mysterious force calling themselves demon worshippers.

Dimension & time travel, modern with magic, game mechanics
Male Lead
OP - Demon-like - Growing
Romance with the one girl. No harem.
Gore, violence, death
4/5