Shows with darkness and add horrific scenery we still remember to this day.
1 Courage The Cowardly Dog
Courage the Cowardly Dog is an American animated horror comedy television series created by John R. Dilworth for Cartoon Network as part of the network's Cartoon Cartoons block.
It may be dark, But this Cartoon is still awesome! - nintendofan126
"You're not perfect", had me scarred for life. - Catacorn
Never thought of it as a dark show - Matt92647
In a word. awesome!
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2 The Marvelous Misadventures of Flapjack
The Marvelous Misadventures of Flapjack is an American animated television series created by Thurop Van Orman for Cartoon Network that premiered in North America on June 5, 2008. It stars creator Thurop Van Orman as the voice of Flapjack, a naive young boy who was raised by a whale named Bubbie and ...read more.
All I remember is that creepy cat with just a close up of black eyes like huh. - htoutlaws2012
This show is a bit of a blur to me but I still remember it. Well most of the creepy parts about it - Matt92647
3 Invader Zim
Invader Zim is an American animated television series created by Jhonen Vasquez for Nickelodeon. The series centers on an extraterrestrial named Zim from the planet Irk, and his mission to conquer Earth and enslave the human race along with his malfunctioning robot servant GIR.
Great show, just very dark - htoutlaws2012
It should be number 1
It sucks this show got cancelled. On season 1 - Matt92647
4 Salad Fingers
I love rusty spoons
5 Mr. Meaty
Mr. Meaty is a Canadian-American television series created by Jamie Shannon and Jason Hopley. The show centers on two lazy teenage boys named Josh Redgrove and Parker Dinkleman, who work at a fast food restaurant.
6 Grim Adventures of Billy and Mandy
Has some dark tones with humor. - htoutlaws2012
It's pretty dark it show be higher on the list - Matt92647
Its dark, I'll admit. But this show is still a part of my childhood. - nintendofan126
7 Ren & Stimpy Adult Party Cartoon
No not the beloved show from nick, the Spike T.V. messed up version - htoutlaws2012
8 The Ren & Stimpy Show
9 Gravity Falls
Gravity Falls is an American animated television series produced by Disney Television Animation that first aired on Disney Channel, and then on Disney XD from June 15, 2012 to February 15, 2016. The series follows the adventures of Dipper Pines and his twin sister Mabel in the fictional town of Gravity ...read more.
Pause at the scene where soos and Wendy think bipper is dipper his eyes disappear and start to glow. - RockStarr
10 Teenage Mutant Ninja Turtles (2003 Version)
The 2012 one is just as terrifying - 445956
The utrom shredder is by far the darkest villain ever
11 Adventure Time
Adventure Time is an American animated television series created by Pendleton Ward for Cartoon Network. The series follows the adventures of a boy named Finn (voiced by Jeremy Shada) and his best friend and adoptive brother Jake (voiced by John DiMaggio)—a dog with the magical power to change shape ...read more.
12 Rocko's Modern Life
Rocko's Modern Life is an American animated television series created by Joe Murray for Nickelodeon. The series centers on the surreal life of an anthropomorphic Australian-immigrant wallaby named Rocko as well as his friends: the gluttonous steer Heffer, the neurotic turtle Filburt, and Rocko's faithful ...read more.
Um, Goosebumps is not a cartoon.
Goosbumps is not a cartoon, and the quality is so bad that it is more comedic than what it's supposed to be.
14 Teen Titans
Teen Titans is an American animated television series created by Glen Murakami, based on the DC Comics characters of the same name.
This cartoon is great but it's not all dark and edgy. But it doesn't have to be. It knows what it is.
15 The Brothers Grunt
The Brothers Grunt is a Canadian animated comedy television series by Ed, Edd n Eddy creator Danny Antonucci that originally aired from August 15, 1994 to April 9, 1995 on MTV.
I never even new about this. So I looked it up right now - Matt92647
Keep in mind that the creator of Ed, Edd n Eddy created this show. - Catacorn
A disgusting mess of a show from the creator of Ed, Edd n Eddy.
16 Cow and Chicken
Cow and Chicken was an American animated comedy television series created by David Feiss for Cartoon Network, and the third of the network's Cartoon Cartoons.
17 Hey Arnold
Very. It got into many dark things. Still my favorite show to this day.
18 The Loud House
The Loud House is an American animated television series created by Chris Savino for Nickelodeon. The series revolves around the chaotic suburban everyday life of a boy named Lincoln Loud and his ten sisters, to which he survives as the middle child and only son in a large family of eleven children. ...read more.
It's not only that dark when Clyde's African-American mother died, but was raised by a Caucasian dad named Howard that Clyde's mother was replaced with. Creepy. - StevenUniverseIsAwesome
19 Growing Up Creepie
20 Scooby-Doo! Mystery, Inc.
Scooby-Doo! Mystery Incorporated is an American animated mystery comedy-drama series; the series serves as the eleventh incarnation of the Scooby-Doo media franchise created by Hanna-Barbera, as well as the first that was not originally run on Saturday mornings.
Spoilers* Everyone but the gang technically dies - flash101