That description's more like, Exactly How It Sounds.
Sailor Moon Abridged: The universe plays a gigantic cosmic joke on a British cat and an Australian cat who have had sex twice. And the British cat frankly fails to see the humour.
Or, A kingdom on the Moon has been destroyed and the only one who can save the world is a Bulimic girl and her team that consists of a mute Nerd, a Satanist, a Gangster Tranny, and A Valley Girl Prostitute.
ASDF Movie: A series of skits involving potatoes with guns, throwing cheese at aliens, and "doing an internet". Oh, and Edd likes trains.
Baman Piderman: Two floppy man-babies who looks like superheroes make mundane things surreal.
Bad Webcomics Wiki: Some guys on the internet berate a bunch of bad webcomics. Often mistaken for a troll site, so douchebags may occasionally join in to make defaming statements of people they don't like.
Ben Drowned: A boy gets a new video game and it takes over his life.
Alternatively: Hundreds of strangers from across the internet rally together to destroy a mannequin because they are convinced it is stalking and murdering people.
Blockhead: A smiley-faced retard's conscience fails to keep him from breaking things.
Alternately: A man with mental problems goes to a public event to shoot a public figure who he hates. He shoots into the crowd, and though he fails to kill his actual target (despite reducing them to a state where they are incapable of doing their civic duty), he does kill at least one civilian- an innocent who dreamed to make the world a better place through nonviolent means. The press gets all over it and it forever cements him as a villain in the public eye.
Epic Rap Battles of History: Fictional characters, historical figures, and pop culture icons partake in Large Ham rapping contests. Almost half of the episodes have a main cast consisting of only the same two actors.
Fine Structure: People invent a FTL radio and use it to download a physics textbook.
Fobbies Are Borange: An angry, chain-smoking 13-year-old girl, an emotionless pyromaniac, an aspiring broadway star, and a child suffering heavily from ADD save the world from evil yet incredibly stupid orange blob aliens. The ending makes people cry.
Loids Are Not Christmas: A retarded child, a boy living in a trash can, a religious girl, and a dead person save the world from an evil alien by singing Umbrella.
Look a Vlog: two ginger kids talk about stuff, occasionally going crazy, but mostly just talking.
Mameshiba: Dogs who are beans tell gross facts.
Mind My Gap: Two anchor men have spent their entire lives in the studio of their show, one of them decides to explore the grand expanse of white which lies outside leaving the other to serve in commercials. On his journey he encounters many incarnations of the Devil who is also the main concept artist of their show and he's controlling everything with a large circular mirror and a whale. Then the mirror breaks, the whale gets lost, everything events turns out to happen at exactly the same time as one another and some tree people celebrate the finding of their fish-baby hero. Oh and there are these pink planes that hang out with the wind who's a demi-god that stops some guy with his head stuck looking up from flying up to meet with a flaming eyeball in the sky.
Mindcrack Server: A bunch of guys play Minecraft on the same server solely because they're all popular.
Ultra Hardcore: The same bunch of guys play what is essentially a more complicated version of the Hunger Games.
Minecraft Excommunicated Series: Three guys play Minecraft while having incredibly vulgar conversations with one guy losing the world file a bunch of times.
Museum Of Idiots: A lawyer in a chicken suit moves in with a character from Strindberg's Ghost Sonata, a junkie, and Aristotle's concept of the perfect being. An endless parade of obscure cultural references ensues.
Vandalizing Valhalla: Two gangsters spend half the story killing extras, and the other half trying to kill each other, over who will get to rob a charity ball. In the end, both are killed by the ball's hostess.
The Mysterious Mr. Enter: A 22 year old man gawks about a girls cartoon, rages at crap cartoons and occasionally gushes about random cartoons nobody knows about.
Neurotically Yours: A squirrel rants about stuff that pisses him off, and mocks his owner, a fat goth whore.
Official Fanfiction Universities: Fans are put through hell by the characters they love.
The Official Fanfiction University of Middle-Earth: An Eldritch Abomination is rebuilt as a wall and the ultimate evils teach about evil.
The Official Fanfiction University of Cats: Furries run a school in a junkyard.
The Official Fanfiction University of Redwall: Furries run a school in a monastery. Has been Left Hanging for some time.
The Official Fanfiction University of MREDURE: Students learn how to tell a story with the help of the multiverse's best programmers, a lot of kings, some villains, and more. Four psychos help keep order. Has been Left Hanging for years.
The Hogwarts Fanfiction Academy: Students teach how to write well.
Paradise:People turn into furries and have to hide that they have done so or risk ruining their lives in a Wolf's Rain inspired Shared Universe Story
Phoenix Wright: Devil's Attorney: A lawyer goes to Hell.
Salty Bet: A casino where people place wagers on mixed martial arts competition. Where only the regulars are told the winrates, receive large bailouts, and insult you whenever you lose.
The Salvation War: A species of naked apes is respectively abandoned and invaded by Heaven and Hell; Big mistake!
SCP Foundation: Morally ambiguous top-secret world-spanning organization works to secure, contain, and protect various artifacts, locations, and individuals that threaten "normalcy." Included among their employees are a Body Surfing baboon, an expy of Indiana Jones, and Satan, who likes shotguns.
Alternatively: A massive, secretive organization devotes immense resources to trying to kill a lizard, torturing a little girl, staring at a statue, and keeping a variety of items, from paintings to vending machines. Several vital parts of the articles are missing.
Everyman HYBRID: Three Jersey boys start a crappy, low-budget fitness series on YouTube and wind up being stalked by a guy in a business suit, a hairless dog and a Troll who types in all capital letters.
Tribe Twelve: A foul-mouthed Jewish guy pays tribute to a suicided cousin, plots to steal his grandfather's journal and ruins all of his personal relationships while trying to avoid the aforementioned business-suited man and his family of minions (all of whom have a strange obsession with eyes and Rotoscoping).
Smosh: Two guys make comedy videos about anything and everything they can think of. Usually includes 90s pop culture,Let's Play, and a truly hilarious series of "If X Were Real" parodies - and that's just the tip of the iceberg.
STAR_: A guy does nothing but play video games during the day and bullies his best friend, a hypocrite who is named after germs. His videos remind you how terrible you are at Team Fortress 2.
Sniper Stomper: The guy repeatedly kills himself in order to annoy careful aimers. He arms himself with a harmless weapon and an overpowered one.
Stuart Ashen: A British doctor talks about counterfeit items and cheap knock-offs.
Super Mario Bros. Z: Two plumbers, two rodents, and a reptile team up to prevent a robot and a different reptile (with the help from a mysterious fat man) from acquiring colored rocks. A lot of problems encountered involve violence.
Longbox of the Damned: A pale-skinned shut-in with a funny voice obsesses over gruesome and disturbing pulp fiction.
The Spoony Experiment: Snarky gamer mocks poor writing/programming in movies and games. His future self (or something) is a mad scientist. (Snarky gamer died in an explosion, but came back, and a clone may or may not be running his show).
There Will Be Brawl: A small-time drug dealer has to deal with a serial killer who kills mob bosses and another who eats his victims, a corrupt police force, and a brother who has NEVER been a plumber.
Tree From My Youth: An emotionally broken boy and his dog try to stop a fat old man who uses television and lightning to control an island, with the help of weird people (and their pets), but in audio form!
True Capitalist: A really angry Texan rants on about everything he even happens to dislike, taking calls along the way.
Alternatively, a giant website that seeks to be the repository for all the world's figurative language. Spends much of its time missing the point and then blowing itself to pieces to fix itself after missing the point.
Just for Fun: Said geeks take a break from talking about media in order to talk about talking about media.
Better Than It Sounds: Said geeks take really cool idea, completely miss the point, summarise a bunch of things in an unfunny, obvious fashion.
I Thought It Meant: Said geeks celebrate their inability to communicate ideas effectively.
Made of Win: Said geeks congratulate each other on their geeky work.
Or: Surreal versions of other people's work, mostly from TV. Has literally hundreds of different writers.
Chewiki: The same people make up silly backstories for the characters and settings of said video games and cartoons, often resulting in something stupid, offensive, or both. Hilarity Ensues, generally.
Worm: A travelling couple stops in for lunch after being accosted by a vagrant. One of the couple is then murdered by the food. The other, stricken by the loss, begins cleaning the restaurant before eventually flipping their shit and setting it on fire.
Or: The story that teaches you more about the silk production rates of spiders than you could ever want to know.
Z! True Long Island Story: A self-absorbed, self-proclaimed Pro Wrestling champion and his dad, friends and co-workers do sketch comedy.
Zero Punctuation: A snarky British guy reviews video games accompanied by off-beat animation.