1. Cowboy Bebop (カウボーイビバップ)
In 2071, roughly fifty years after an accident with a hyperspace gateway made the Earth almost uninhabitable, humanity has colonized most of the rocky planets and moons of the Solar System. Amid a rising crime rate, the Inter Solar System Police set up a legalized contract system, in which registered bounty hunters, also referred to as "Cowboys", chase criminals and bring them in alive in return for a reward.
It has an average vote of 8.5 on TMDB.
2. Fate/stay night (Fate/stay night)
Shirou Emiya lost his parents in a fire when he was young and was later adopted by the sorcerer Kiritsugu Emiya. Shirou is drawn into the Holy Grail War summons a female "Servant" known as Saber to protect him and obtain the Holy Grail.
It has an average vote of 7.393 on TMDB.
3. Tokyo Ghoul (東京喰種トーキョーグール)
Ken Kaneki, a bookworm college student, meets Rize, a girl his own age with whom he shares many interests.
It has an average vote of 8.338 on TMDB.
4. Ben 10: Ultimate Alien
With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired Ultimatrix.
It has an average vote of 8.222 on TMDB.
5. Cow and Chicken
Follows the surreal adventures of a cow, named Cow, and her chicken brother, named Chicken. They are often antagonized by "The Red Guy", who poses as various characters to scam them.
It has an average vote of 7.06 on TMDB.
6. Cosmos
Famed astrophysicist Neil deGrasse Tyson provides clarity for the vision of the cosmos as he voyages across the universe with never-before-told stories that delve into the scientific concepts of the laws of gravity and the origins of space and time.
It has an average vote of 8.461 on TMDB.
7. The Big Bang Theory
Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.
It has an average vote of 7.901 on TMDB.
8. Kim Possible
If there's danger or trouble, Kim Possible is there on the double to save the world from villains... and still make it home in time for cheerleading practice! Luckily, Kim has her sidekick Ron Stoppable and his pet naked mole-rat Rufus by her side.
It has an average vote of 7.542 on TMDB.
9. Star Wars Rebels
Set between the events of Star Wars: Episodes III and IV, the story unfolds during a dark time when the evil Galactic Empire is tightening its grip of power on the galaxy. Imperial forces have occupied a remote planet and are ruining the lives of its people. The motley but clever crew of the starship Ghost — cowboy Jedi Kanan, ace pilot Hera, street-smart teenager Ezra, the “muscle” Zeb, warrior firebrand Sabine, and cantankerous old astromech droid Chopper — is among a select few who are brave enough to stand against the Empire. Together, they will face threatening new villains, encounter colorful adversaries, embark on thrilling adventures, and become heroes with the power to ignite a rebellion.
It has an average vote of 7.725 on TMDB.
10. Malcolm in the Middle
A gifted young teen tries to survive life with his dimwitted, dysfunctional family.
It has an average vote of 8.478 on TMDB.
11. Two Guys and a Girl
This story revolves around the lives of three teenagers, Berg, Pete and Sharon and how their lives are entwined. It further deals with the bonds they share with each other.
It has an average vote of 7.2 on TMDB.
12. Elite (Élite)
When three working class kids enroll in the most exclusive school in Spain, the clash between the wealthy and the poor students leads to tragedy.
It has an average vote of 8.046 on TMDB.
13. Steins;Gate 0 (シュタインズ・ゲート ゼロ)
The dark untold story of Steins;Gate that leads with the eccentric mad scientist Okabe, struggling to recover from a failed attempt at rescuing Kurisu. He decides to give up and abandons his lively scientist alter ego, in pursuit to forget the past. When all seems to be normal, he is seemingly pulled back into the past by meeting an acquaintance of Kurisu, who tells him that they have begun testing a device that stores the memory of a human and creates a simulation of them with their characteristics and personalities. Okabe begins testing and finds out that the simulation of Kurisu has brought back anguish and some new unexpected tragedies.</p><p></p><p>Zero is a side story that explores events from the Beta Attractor Field's future that contribute in making the end of the original story possible.
It has an average vote of 8.07 on TMDB.
14. Naruto (ナルト)
Naruto Uzumaki, a mischievous adolescent ninja, struggles as he searches for recognition and dreams of becoming the Hokage, the village's leader and strongest ninja.
It has an average vote of 8.4 on TMDB.
15. Baccano! (バッカーノ!)
During the early 1930s in Chicago, the transcontinental train, Flying Pussyfoot, is starting its legendary journey that will leave a trail of blood all over the country. At the same time in New York, the ambitious scientist Szilard and his unwilling aide Ennis are looking for missing bottles of the immortality elixir. In addition, a war between the mafia groups is getting worse. On board the Advena Avis, in 1711, alchemists are about to learn the price of immortality. Takes place in the same universe as Durarara .
It has an average vote of 7.799 on TMDB.
16. The Pacific
Track the intertwined real-life stories of three U.S. Marines – Robert Leckie, John Basilone, and Eugene Sledge – across the vast canvas of the Pacific Theater during World War II. A companion piece to the 2001 miniseries Band of Brothers.
It has an average vote of 7.8 on TMDB.
17. Fate/stay night [Unlimited Blade Works] (Fate/stay night [Unlimited Blade Works])
The Holy Grail War is a battle royale among seven magi who serve as Masters. Masters, through the use of the command seals they are given when they enter the war, command Heroic Spirits known as Servants to fight for them in battle. In the Fifth Holy Grail War, Rin Tohsaka is among the magi entering the competition. With her Servant, Archer, she hopes to obtain the ultimate prize—the Holy Grail, a magical artifact capable of granting its wielder any wish.</p><p></p><p>One of Rin's classmates, Shirou Emiya, accidentally enters the competition and ends up commanding a Servant of his own known as Saber. As they find themselves facing mutual enemies, Rin and Shirou decide to form a temporary alliance as they challenge their opponents in the Holy Grail War.
It has an average vote of 8 on TMDB.
18. Star Wars: The Clone Wars
Yoda, Obi-Wan Kenobi, Anakin Skywalker, Mace Windu and other Jedi Knights lead the Grand Army of the Republic against the droid army of the Separatists.
It has an average vote of 8.471 on TMDB.
19. Dexter's Laboratory
Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her out, as well as his arch-rival and neighbor, Mandark.
It has an average vote of 7.6 on TMDB.
20. The 10th Kingdom
Virginia and Tony, a father and daughter living in Manhattan, find themselves in a parallel universe where Snow White, Cinderella and Little Red Riding Hood are struggling to maintain order. Their kingdoms have been fragmented by trolls, giants and goblins.
It has an average vote of 7.584 on TMDB.