1. The Grim Adventures of Billy and Mandy
The exploits of the Grim Reaper, who has been forced into being the best friend of two children. A spin-off of the show Grim & Evil.
It has an average vote of 8 on TMDB.
2. Courage the Cowardly Dog
The bizarre misadventures of a cowardly dog named Courage and his elderly owners in a farmhouse in Nowhere, Kansas.
It has an average vote of 8.2 on TMDB.
3. SpongeBob SquarePants
Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in a pineapple with his pet snail, Gary, loves his job as a fry cook at the Krusty Krab, and has a knack for getting into all kinds of trouble without really trying. When he's not getting on the nerves of his cranky next door neighbor Squidward, SpongeBob can usually be found smack in the middle of all sorts of strange situations with his best buddy, the simple yet lovable starfish, Patrick, or his thrill-seeking surfer-girl squirrel pal, Sandy Cheeks.
It has an average vote of 7.6 on TMDB.
4. Batman: The Animated Series
Vowing to avenge the murder of his parents, Bruce Wayne devotes his life to wiping out crime in Gotham City as the masked vigilante "Batman".
It has an average vote of 8.5 on TMDB.
5. 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 8.701 on TMDB.
6. American Dragon: Jake Long
American Dragon is a coming of age comedy-action series about Jake Long, a 13-year-old Asian-American boy who strives to find balance in his life as a skateboard-grinding, New York 'tween while learning to master his mystical powers as the American Dragon, the protector and guardian of all magical creatures secretly living amidst the human world.
It has an average vote of 7.7 on TMDB.
7. The Powerpuff Girls
The Powerpuff Girls is a animated television series about Blossom, Bubbles, and Buttercup, three kindergarten-aged girls with superpowers, as well as their "father", the brainy scientist Professor Utonium, who all live in the fictional city of Townsville, USA. The girls are frequently called upon by the town's childlike and naive mayor to help fight nearby criminals using their powers.
It has an average vote of 7.5 on TMDB.
8. Tiny Toon Adventures
Follow the adventures of a group of young cartoon characters who attend the Acme Looniversity to become the next generation of characters from the Looney Tunes series.
It has an average vote of 7.8 on TMDB.
9. Family Guy
Sick, twisted, politically incorrect and Freakin' Sweet animated series featuring the adventures of the dysfunctional Griffin family. Bumbling Peter and long-suffering Lois have three kids. Stewie , Meg and Chris . The final member of the family is Brian - a talking dog and much more than a pet, he keeps Stewie in check whilst sipping Martinis and sorting through his own life issues.
It has an average vote of 7.3 on TMDB.
10. Codename: Kids Next Door
Taking numbers instead of names, five extraordinary 10-year-olds form a covert team called the Kids Next Door with one dedicated mission: to free all children from the tyrannical rule of adults.
It has an average vote of 8.2 on TMDB.
11. Adventure Time
Hook up with Finn and Jake as they travel the Land of Ooo searching for adventure. But remember, adventure isn’t always easy. Sometimes you’ve got to battle fire gnomes that torture old ladies, save a smelly hot dog princess from the Ice King, and thaw out a bunch of frozen businessmen. What the cabbage?!
It has an average vote of 8.5 on TMDB.
12. Phineas and Ferb
Each day, two kindhearted suburban stepbrothers on summer vacation embark on some grand new project, which annoys their controlling sister, Candace, who tries to bust them. Meanwhile, their pet platypus plots against evil Dr. Doofenshmirtz.
It has an average vote of 7.8 on TMDB.
13. Ben 10
When 10-year-old Ben Tennyson discovers a mysterious device, he gains the power to change into ten different alien heroes, each with uniquely awesome powers. With such abilities at his disposal, Ben realizes a greater responsibility to help others and stop evildoers, but that doesn't mean he's above a little superpowered mischief now and then.
It has an average vote of 8.2 on TMDB.
14. Danny Phantom
Danny Fenton was once your typical kid until he accidentally blew up his parents' laboratory and became ghost-hunting superhero Danny Phantom. Now half-ghost, Danny's picked up paranormal powers, but only his sister, Jazz, and best friends, Samantha and Tucker, know his secret. Danny's busy fighting ghosts, saving Casper High and hiding his new identity all while trying to graduate.
It has an average vote of 8.3 on TMDB.
15. Drawn Together
The world's first animated reality series gathers icons from all corners of the cartoon universe and lets them loose, with plenty of cameras to catch their exploits. Here's what happens when eight cartoon characters stop being polite and start getting real.
It has an average vote of 8.185 on TMDB.
16. The Simpsons
Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa and Maggie, as well as a virtual cast of thousands. Since the beginning, the series has been a pop culture icon, attracting hundreds of celebrities to guest star. The show has also made name for itself in its fearless satirical take on politics, media and American life in general.
It has an average vote of 8.011 on TMDB.
17. The 100
100 years in the future, when the Earth has been abandoned due to radioactivity, the last surviving humans live on an ark orbiting the planet — but the ark won't last forever. So the repressive regime picks 100 expendable juvenile delinquents to send down to Earth to see if the planet is still habitable.
It has an average vote of 7.9 on TMDB.
18. Avatar: The Last Airbender
In a war-torn world of elemental magic, a young boy reawakens to undertake a dangerous mystic quest to fulfill his destiny as the Avatar, and bring peace to the world.
It has an average vote of 8.721 on TMDB.
19. Teen Titans
The Teen Titans are five heroes under one roof. Robin, Starfire, Raven, Cyborg, and Beast Boy live in a large tower in the shape of a T that they call Titan Tower. No secret identities. No school. Just superheroes being superheroes. They must go up against their arch nemesis, Slade, and his evil minions. What he really plans to do is unknown but one thing's for sure... he's an evil madman.
It has an average vote of 8.3 on TMDB.
20. Assassination Classroom (暗殺教室)
The students of Class 3-E have a mission: kill their teacher before graduation. He has already destroyed the moon, and has promised to destroy the Earth if he can not be killed within a year. But how can this class of misfits kill a tentacled monster, capable of reaching Mach 20 speed, who may be the best teacher any of them have ever had?
It has an average vote of 8.449 on TMDB.
21. 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 8.5 on TMDB.