1. The Law of Ueki (うえきの法則)
The fate of the world rests on Ueki, an average junior high student. Average until he gains the power to change trash into trees. Granted to him by the enigmatic Mr K., Ueki’s strange power forces him to participate in the 100-fighter "Battle of Supernatural Powers." If Ueki wins the tournament, Mr. K will become the new King of the Celestial World while Ueki will receive the "Talent of Blank", allowing him to choose any power he desires. However, if Ueki gets too many penalties during the game, he will disappear!
It has an average vote of 7.7 on TMDB.
2. Ninja Scroll: The Series (獣兵衛忍風帖)
Fourteen years after defeating the immortal warrior Himuro Genma and thwarting the Shogun of the Dark's evil plans, Kibagami Jubei continues to roam all over Japan as a masterless swordsman. During his journey, he meets Shigure, a priestess who has never seen the world outside her village. But when a group of demons destroys the village and kills everyone, Jubei becomes a prime target after acquiring the Dragon Jewel — a stone with an unknown origin. Meanwhile, Shigure — along with the monk Dakuan and a young thief named Tsubute — travels to the village of Yagyu. And with two demon clans now hunting down Shigure, Dakuan must once again acquire the services of Jubei to protect the Priestess of Light.
It has an average vote of 7.618 on TMDB.
3. Please Teacher! (おねがい☆ティーチャー)
Kusanagi Kei, a high-school student living with his aunt and uncle, has an encounter with a female alien. This alien is revealed to be a new teacher at his school. Later, he is forced to marry this alien to preserve her secrets. From there, various romantically-inclined problems crop up repeatedly.
It has an average vote of 8.08 on TMDB.
4. Princess Hours (궁)
When the South Korean Empire's emperor gets sick, the government tries to seek the princess for the prince Lee Shin. Although Lee Shin is already in love with a ballerina Hyo-rin, Lee Shin has to get married to an ordinary girl Chae-kyung.
It has an average vote of 7.962 on TMDB.
5. The Melancholy of Haruhi Suzumiya (涼宮ハルヒの憂鬱)
I thought that when I entered high school, my days of believing in aliens, time travelers and ESPers were going to be over. That is, until she introduced herself. Claiming to be interested in only aliens, time travelers, and ESPers, Haruhi Suzumiya was the strangest girl I've met in a long time... Before I knew what's going on, I've been dragged into her weird club, and it looks like I'm not the only one who has been drafted into this "SOS Brigade" of hers, because there are three other students who don't seem to be so ordinary themselves.
It has an average vote of 7.929 on TMDB.
6. Magical Sempai (手品先輩)
Our MC finds out that his school requires him to join a club and during his reluctant search he stumbles upon Tejina-senpai attempting magic tricks in her clubroom. Tejina-senpai has massive stage fright however and so now that she has an audience her attempts are simply comedic.
It has an average vote of 8.3 on TMDB.
7. Genesis (Gênesis)
The story of the first 2,300 years of humanity and recounts events exclusively from that period. The plot begins by giving us a greater understanding of why we exist and how we turned from perfection to imperfection. The origin of all social and racial problems is there at the beginning of everything, when via one decision a human being who only knew good and enjoyed it so much also chose to know evil.
It has an average vote of 7.823 on TMDB.
8. Akashic Records of Bastard Magic Instructor (ロクでなし魔術講師と禁忌教典)
The Alzano Imperial Magic Academy is located in the southern part of the Alzano Empire and is among most prominent magic schools in the world, where students can learn the highest forms of magic. All those who strive to learn magic dream of studying at this academy, and its students as well as its teachers are proud to be a part of its 400-year history. Glenn Radars is a new instructor who has suddenly been appointed to teach part-time at this highly respected academy. The previously unheard-of lessons of this man known as a good-for-nothing bastard are about to begin.
It has an average vote of 8.499 on TMDB.
9. Your Lie in April (四月は君の嘘)
Kousei Arima was a genius pianist until his mother's sudden death took away his ability to play. Each day was dull for Kousei. But, then he meets a violinist named Kaori Miyazono who has an eccentric playing style. Can the heartfelt sounds of the girl's violin lead the boy to play the piano again?
It has an average vote of 8.554 on TMDB.
10. Overlord (オーバーロード)
In the year 2138, virtual reality gaming is booming. Yggdrasil, a popular online game is quietly shut down one day. However, one player named Momonga decides to not log out. Momonga is then transformed into the image of a skeleton as "the most powerful wizard." The world continues to change, with non-player characters beginning to feel emotion. Having no parents, friends, or place in society, this ordinary young man Momonga then strives to take over the new world the game has become.
It has an average vote of 8.525 on TMDB.
11. Stranger Things
When a young boy vanishes, a small town uncovers a mystery involving secret experiments, terrifying supernatural forces, and one strange little girl.
It has an average vote of 8.612 on TMDB.
12. Money Heist (La Casa de Papel)
To carry out the biggest heist in history, a mysterious man called The Professor recruits a band of eight robbers who have a single characteristic: none of them has anything to lose. Five months of seclusion - memorizing every step, every detail, every probability - culminate in eleven days locked up in the National Coinage and Stamp Factory of Spain, surrounded by police forces and with dozens of hostages in their power, to find out whether their suicide wager will lead to everything or nothing.
It has an average vote of 8.25 on TMDB.
13. Rick and Morty
Rick is a mentally-unbalanced but scientifically gifted old man who has recently reconnected with his family. He spends most of his time involving his young grandson Morty in dangerous, outlandish adventures throughout space and alternate universes. Compounded with Morty's already unstable family life, these events cause Morty much distress at home and school.
It has an average vote of 8.698 on TMDB.
14. Game of Thrones
Seven noble families fight for control of the mythical land of Westeros. Friction between the houses leads to full-scale war. All while a very ancient evil awakens in the farthest north. Amidst the war, a neglected military order of misfits, the Night's Watch, is all that stands between the realms of men and icy horrors beyond.
It has an average vote of 8.449 on TMDB.
15. Breaking Bad
Walter White, a New Mexico chemistry teacher, is diagnosed with Stage III cancer and given a prognosis of only two years left to live. He becomes filled with a sense of fearlessness and an unrelenting desire to secure his family's financial future at any cost as he enters the dangerous world of drugs and crime.
It has an average vote of 8.908 on TMDB.
16. The Mandalorian
After the fall of the Galactic Empire, lawlessness has spread throughout the galaxy. A lone gunfighter makes his way through the outer reaches, earning his keep as a bounty hunter.
It has an average vote of 8.443 on TMDB.
17. Squid Game (오징어 게임)
Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits — with deadly high stakes.
It has an average vote of 7.832 on TMDB.
18. Chernobyl
The true story of one of the worst man-made catastrophes in history: the catastrophic nuclear accident at Chernobyl. A tale of the brave men and women who sacrificed to save Europe from unimaginable disaster.
It has an average vote of 8.7 on TMDB.
19. What If...?
Taking inspiration from the comic books of the same name, each episode of this animated anthology series questions, revisits and twists classic Marvel Cinematic moments.
It has an average vote of 8.2 on TMDB.
20. Peaky Blinders
A gangster family epic set in 1919 Birmingham, England and centered on a gang who sew razor blades in the peaks of their caps, and their fierce boss Tommy Shelby, who means to move up in the world.
It has an average vote of 8.537 on TMDB.