20+ Manhwa with Overpowered Main Character | OP MC

Here's the Summary [Personal Choice]:

20. The Descent of the Demonic Master

Alt Name: Descent of the Demon Master
Majon Hyeonse Ganglimgi
Authors: Wolbaek (Story), Mayolang (Art)
Year: 2019 – Present

Genres: Action, Adventure, Fantasy, Webtoon, Full Color, Reincarnation, Based on a Web Novel

Synopsis:

The first life. After a tragic accident losing his family and legs, he ends his own life. The second life. He earned fame as the Red Demonic Master in Zhongyuan, but was betrayed by the man he trusted the most. And now comes his third life. In his life back in the modern world, Gang Jinho decides to live a normal life... However, he was too used to the Zhongyuan life to become a normal person! 'I wanted to live peacefully. But you are the ones who started it. I hope you're prepared for this.' In front of the threats of his new life, can Gang Jinho shake off his impulses as the Red Demonic Master and obtain the 'normal life' he desires? The adaptation story of a legendary martial artist in the 21st century!

19. Rooftop Sword Master

Alt Name: Oktapbang Sodeumaseuteo
Authors: KIM Ui-Kwon (Story), KIM Ui-Gwon (Art)
Year: 2020 – Present

Genres: Action, Drama, Fantasy, Revenge

Synopsis:

After being beat up and put into a coma by eight of his classmates at Neung Kwang Middle school, Seayoung woke up after nine long months and found out that his father committed suicide by self-immolation in an attempt to get justice for what happened to him.

As a result, the investigation re-opened and that attackers who tried to sweep it under the rug received a proper sentence for their crimes. But Saeyouing was unable to assuage the anger and fear he felt for the unjust world. Saeyoung thoroughly hid himself from this sort of world.

The sun would rise and set, the seasons changed, and not once did he step outside of his home. But one day, a sudden and strange sound enticed him to open the door…

Embedded in the center of the rooftop was a gigantic blade emblazoned with the words “fighting sword” and with it, came the whispers of a God.

18. Survival Story of a Sword King in a Fantasy World

Alt Name: The Survival Record of the Sword King in Another World 
Alt Name 2: Igye Geomwang Saengjongi 
Authors: Kwon Sun Kyu (Story), Kwon Sun Kyu, Studio Khit (Art) 
Year: 2019 – Present 

Genres: Action, Adventure, Comedy, Fantasy, Webtoon, Full Color, Isekai, Magic, Shounen, Person in a Strange World, RPG, Based on a Web Novel 

Synopsis:

Ryu Han-Bin was a normal person who just had been discharged from his mandatory military service, when he was transported to another world. Left to fend for himself, he was given the goal of surviving and growing stronger in a desolute world riddled with monsters. The problem is the 'Guideline' that was supposed to be his guiding system to survive is filled with errors.

17. The Scholar's Reincarnation

Alt Name: Hagsajaesaengr
Authors: Soo Yu Hyun (Story), Yum Jack Jack (Art)
Year: 2016 – Present

Genres: Action, Martial Arts, Reincarnation, Romance, Wuxia, Based on a Web Novel

Synopsis:

A martial artist, claiming himself to be a "murderer" is defeated by a suicide attack in battle and is reborn as a first born child to a local lord. Having a fresh start, a warm family and a little sister to protect - he decides to become a better person in his new life.

16. The Advanced Player of the Tutorial Tower

Alt Name: The Master of Tutorial Tower
The Tutorial Tower of the Advanced Player
The Tutorial Tower's Advanced Player
Authors: Bangguseokgimssi (Story), Omagam (Art)
Year: 2020 – Present

Genres: Action, Fantasy, Shounen, Webtoon, Dungeon, Full Color

Synopsis:

After being trapped for 12 years in a tower full of regenerating monsters, Hyeonu Kim is more powerful than just about any human or monster on Earth. Now that he’s free, he’s determined to find out who was behind his imprisonment, even if that means he has to kill hordes of monsters -- and inadvertently save the world -- along the way.

15. The Max Level Hero Has Returned!

Alt Name: Max Level Hero Is Making a Comeback! 
Authors: 유도(Story) , 악마꼬리, 유도 (Art)
Year: 2020 – Present 

Genres: Action, Adventure, Fantasy, Shounen, Webtoon, Full Color, Royalty, Based on a Web Novel 

Synopsis:

The weak prince of an insignificant country, Davey. After becoming comatose, his soul escaped to a temple where the souls of heroes gathered. He trained for a thousand years and has now returned as a max level hero!

“Just you guys wait, I’m gonna face you all head on!”

The refreshing story of Davey’s royal life and revenge has just begun.

14. My Dad Is Too Strong

Alt Name: Appaga Neomu Gangham
Authors: GaebyeokS(Story), Modain(Art)
Year: 2020 – Present

Genres: Action, Adventure, Comedy, Fantasy, Sci-fi, RPG, Based on Web Novel

Synopsis:

A scatterbrained, talentless civil servant returned as the heavenly Demon.

He now wished to live the rest of his life peacefully, as his days in the Murim world were full of conflict and bloodshed. However...

"Please be my father until I graduate."

He suddenly gained a daughter out of nowhere.

13. The Archmage Returns After 4000 years

Alt Name: The Great Mage Returns After 4000 Years
4000 Nyeon Mane Gwihwanhan Daemadosa
Authors: Barnicle, Nakhasan(Story), KD-DRAGON, Redice Studio(Art)

Year: 2020 – Present

Genres: Action, Adventure, Fantasy, Webtoon, Full Color, Magic, Magic School, Based on a Web Novel

Synopsis:

Lucas Trowman was the greatest archmage in history until he was condemned by Demigod to spend eternity losing his mind. But 4,000 years later, he’s thrust back into this world, into the body of Frei Blake, the weakest, most un-talented student at the prestigious Westroad Academy for mages. After all this time, the world of magic has barely progressed. Could this be the work of Demigod? Determined to find out, Lucas seeks to reach the highest levels of power once again and get his revenge.

12. A Returner's Magic Should Be Special

Alt Name: 귀환자의 마법은 특별해야 합니다
Authors: Yu So Nan(Story), Uk Jag Ga(Art)

Year: 2018 – Present

Genres: Action, Adventure, Comedy, Fantasy, Harem, Martial Arts, School Life, Shounen, Webtoon, Age Transformation, Full Color, Magic School, Martial Arts, School Life, Second Chance, Supernatural, Time Travel, Based on a Web Novel

Synopsis:

"Now that I'm back, I won't allow my loved ones to die again!" The Shadow Labyrinth - the deadliest catastrophe humanity has ever known. Desir Arman, one of the six remaining survivors of mankind, is inside the Labyrinth. The six of them attempt to clear the final level of the Labyrinth but ultimately fail, and the world comes to an end. However, when Desir thought he would meet his demise, what appears before him is the world... thirteen years ago?! Desir is returned to the past, back to the time when he enrolled at the nation's finest magic academy, Havrion. He is reunited with his precious friends, and he is determined to change the past to save the world and his loved ones...! Three years remain before the emergence of the Shadow World! Change the past and gather powerful comrades to save mankind!

11. Noblesse

Alt Name: 노블레스
Authors: Son Je Ho (Story), Lee Gwang-Su (Art)
Year: 2007 – 2019

Genres: Action, Comedy, Drama, Fantasy, Webtoon, Full Color, Non-Human Protagonists, School Life, Supernatural, Vampires, Adapted to Anime

Synopsis:

Rai wakes up from 820-years long sleep and starts his new life as a student in a high school founded by his loyal servant, Frankenstein. But his peaceful days with other human students are soon interrupted by mysterious attackers known as the "Unions".

10. I Am the Sorcerer King

Alt Name: Na'neun Ma'dowang'ida
Authors: Decaspell (Story), Decaspell (Art)
Year: 2019 – Present

Genres: Action, Adventure, Fantasy, Webtoon, Full Color, Magic, RPG, Supernatural, Based on a Web Novel

Synopsis:

10 years ago, the monster horde from the rift formed from space and time started attacking mankind. At the same time, people have started to awaken the power and began hunting the monsters for fame and money Lee SungHoon, in need of money because of his mother’s sickness, takes a dangerous job to help hunt those monsters four times a month by acting as a bait for the hunters. But one day, he is heavily injured by a monster and remembers his past life as a sorcerer-king ‘Huh? Did I just die?» ‘Wait, I was a Sorcerer King Kratraus in my previous life?’ With his past memories, SungHoon’s overpowered magic show begins.

9. Mercenary Enrollment

Alt Name: Ipagyongbyeong
Authors: YC(Story), Rakhyun (Art)
Year: 2020 – Present

Genres: Action, Drama, Romance, Lifestyle Change, School Life

Synopsis:

Yu Ijin was the sole survivor of a plane crash when he was little. After becoming a mercenary to survive for 10 years, he returns to his family in his hometown.

8. The Gamer

Authors: Seong Sang Yeong (Story), Sang A(Art)
Year: 2013 – Present

Genres: Action, Adventure, Comedy, School Life, Sci Fi, Webtoon, Cheats, Dungeon, Full Color, Magic, RPG, Superpowers

Synopsis:

What if your life is just like playing a game? What if you can upgrade your status and gain more levels? A fantasy world is coming right at you!

7. Memorize

Alt Name: 메모라이즈
Authors: Ro Yu-jin (Story), Jeongha (Art)
Year: 2020 – Present

Genres: Action, Adventure, Drama, Fantasy, Harem, Romance, Seinen, Supernatural, Mystery, Webtoon, Full Color, Psychological, Time Travel, Based on a Web Novel

Synopsis:

Having summoned to the alternate, game-like universe of the Whole Plane 10 years ago by mysterious angelic beings, Soohyun has finally reached the Apex of the world. But at what cosst? Using his privilege as the Apex, Soohyun invokes the power of Code Zero to go back 10 years and rectify his past filled with tragedy.

6. Kill the Hero

Alt Name: 킬더히어로
Authors: D-Dart (Story), CarroToon (Art)
Year: 2020 – Present

Genres: Action, Adventure, Fantasy, Shounen, Webtoon, Full Color

Synopsis:

One day, the world transformed into a game. 'Dungeons' and 'monsters' emerged in the middle of cities and 'players' who had received the gods' authority appeared. Se-jun Lee, the guildmaster of the Messiah Guild that would bring salvation to the world. "Let us save the world together, let's put an end to this nightmare." The whole world celebrated the hero's appearance and I became his comrade. But...He wasn't a hero nor a messiah like the world was hailing him. He was a deceitful hero with the secret ambition to rule the world. "You did well. If it weren't for you, I couldn't have come up till here." I lost my life at his blade in the last dungeon...., or so I thought. The announcement I heard next to my ear the moment I died. [Starting the game.] I returned to the past, back when I still hadn't awakened as a player. And this time, It's my turn...... to 'hunt' him.

5. Tomb Raider King

Alt Name: King of Excavation, 도굴왕
Authors: Yoonz(Story), 3B2S, Redice Studio(Art)

Year: 2019 – Present

Genres: Action, Adventure, Comedy, Fantasy, Shounen, Webtoon, Dungeon, Full Color, Overpowered Main Characters, RPG, Time Travel, Based on a Novel

Synopsis:

The God’s Tombs started to appear around the world. Due to the relics within these tombs, many were able to wield these legendary power for themselves, while others became enslaved to these users. However, a Tomb Raider appears with the purpose of robbing these relics. The Tomb Raider King. “God damn it! Did that bastard already loot this place as well?!” What you own belongs to me. What I own definitely belongs to me. This is the story of a revived Tomb Raider who will do whatever he can to claim all the tombs and relics for himself!

4. Second Life Ranker

Alt Name: Ranker who lives a second life
Ranker Who Lives a Second Time
Ranker Who Lives Twice
Authors: Nong Nong (Story), Sa Doyeon (Art)
Year: 2019 – Present

Genres: Action, Adventure, Drama, Fantasy, Seinen, Webtoon, Full Color, Based on a Web Novel

Synopsis:

Yeonwoo’s brother disappeared years ago, and he’s devastated to learn of his death. As he copes with his loss, he’s given a pocket watch and learns there’s more to his brother’s death: he was betrayed while competing in the Tower of the Sun God. Now it’s Yeonwoo’s turn to use the knowledge his brother left behind. Can Yeonwoo (call sign: Cain) navigate that world and gain enough power and experience to reach the top of the tower, defeating his brother’s enemies and all those who stand in his way?

3. SSS-Class Suicide Hunter

Alt Name: SSS-geup Jasal Hunter
Authors: Neida, SHIN Noah (Story), Bill K (Art)
Year: 2020 – Present

Genres: Action, Adventure, Fantasy, Shounen, Supernatural, Comedy, Webtoon, Full Color, Psychological, Based on a Web Novel

Synopsis:

I want an S-Rank skill too! I want it so badly, I could die for it! [You have awakened an S-Rank skill.] [But it only works when you die.] HUH!? WHAT’S THE POINT OF GETTING ONE IF I DIE!?

2. The Beginning After the End

Authors: TurtleMe(Story) , Fuyuki23 (Art)

Year: 2018 – Present 

Genres: Action, Comedy, Fantasy, OEL, Webtoon, Full Color, Magic, Person in a Strange World, Reincarnation, Swordplay, Based on a Novel 

Synopsis:

King Grey has unrivaled strength, wealth, and prestige in a world governed by martial ability. However, solitude lingers closely behind those with great power. Beneath the glamorous exterior of a powerful king lurks the shell of man, devoid of purpose and will. Reincarnated into a new world filled with magic and monsters, the king has a second chance to relive his life. Correcting the mistakes of his past will not be his only challenge, however. Underneath the peace and prosperity of the new world is an undercurrent threatening to destroy everything he has worked for, questioning his role and reason for being born again.

1. Solo Leveling

Alt Name: Only I Level Up
Na Honjaman Level-Up
Authors: Chugong (Story), GEE So-Lyung, Redice Studio (Art)
Year: 2018 – Present

Genres: Action, Adventure, Fantasy, Shounen, Webtoon, Dungeon, Full Color, Magic, RPG, Weak to Strong, Based on a Web Novel

Synopsis:

E-class hunter Jinwoo Sung is the weakest of them all. Looked down on by everyone, he has no money, no abilities to speak of, and no other job prospects. So when his party finds a hidden dungeon, he's determined to use this chance to change his life for the better... but the opportunity he finds is a bit different from what he had in mind!