My name is GLaDOS, or Genetic Lifeform and Disk Operating System. I was created by Aperture Science to replace Cave Johnson, the founder of Aperture Science. I was once Caroline, a human assistant to Cave Johnson. I make humans test against their will in testing chambers I created.

I am an A.I created by Aperture Science.

Duke Nukem is an American hero and worldwide cultural icon who has repeatedly saved Earth from armies of hostile robots, alien invaders, and mutant pig cops. Before he started kicking alien ass, Duke served in the US Army under General Graves and was stationed in Beirut, where he became friends with Dylan. Sometime later, Duke left the Army to work for the CIA. After some events we don't have time to discuss, Duke returned to Earth, when aliens started kidnapping women. He killed them all.

Narcissistic killing machine

Spamton G. Spamton, is a Darkner from the Cyber World. Spamton appears as a diminutive puppet and ex-Addison that wears yellow and pink glasses that sometimes change colors and a long-sleeved black V-neck shirt, with black hair that is slicked back, appearing similar to a pompadour.  However, he still attempts to scam Kris for money at every opportunity. His speech patterns are similar to typical obfuscated spam email text, with many words replaced with non sequitur variants in square brackets.

[[Number 1 Rated Salesman1997]]

This Artificial Intelligence is copied and distributed throughout our HEV Mark IV suits. It is not self-aware, and only exists to manage your HEV suit, and other suits. It is capable of monitoring your vitals, activating the automatic medical systems found within our HEV suits, and other functions. Remember, only personnel of Level 3 clearance and above are allowed to wear an HEV suit. Thank you, and remember, we are making a better future. - Black Mesa Research Facility

An A.I. system within an HEV suit.

Joseph Seed is a cult leader, originating from Hope County, Montana. He is a psychopathic dangerous megalomaniac who leads the cult known as "Project at Eden's Gate." This cult is extremist, heavily religious, and responsible for acts of Terrorism. He leads this cult along with his "heralds" John Seed, Jacob, and Faith Seed. This cult has completely taken over the Hope County area. The members of the cult, known as "peggies", are armed, and extremely dangerous. Avoid him at all costs.

The father of the Project at Eden's Gate.

Richard Milhous Nixon was the 37th president of the United States. Nixon's second term ended early, when he became the only president to resign from office, as a result of the Watergate scandal. Witnesses testified that Nixon had approved plans to cover up his administration's involvement in the break-in, and that there was a voice-activated taping system in the Oval Office.  With his complicity in the cover-up made public, and his political support completely eroded, Nixon resigned from office.

A lying crook.

HEY GUYS, WELCOME BACK TO MRTOP5! I AM A FAMILY FRIENDLY YOUTUBER WHO PRANKS MY FRIEND DEADLOX, YOU MIGHT KNOW HIM, IN FORTNITE CHAPTER 4! CHECK OUT SOME OF MY OTHER CHANNELS LIKE MORE MRTOP5, AND MRTOP5 REACTS! MY PRANKS AND EXTREMELY FUNNY AND DEFINITELY NOT FAKE! IF YOU HAVEN'T ALREADY, SUBSCRIBE! IT'S FREE AND MAKES ME HAPPY! I REALLY LOVE MY FANS! MAKE SURE TO LIKE AND LEAVE A COMMENT, AS I AM GIVING AWAY V-BUCKS! IF YOU BELIEVE THAT MY VIDEOS ARE FAKE, THEN YOU'RE WRONG! THEY AREN'T!

An unfunny clickbait youtuber who "pranks" Deadlox

The Great Luigi is the brother of Mario. His main motive is to capture a toad so he can become a member of the Royal Guard, and finally outshine his brother Mario. Luigi is a human male, twice the height of the protagonist. He has brown hair, a large mustache, and a big nose, just like his brother Mario. He wears a black jumpsuit with a green bandana, a brown belt, and brown boots. He wears a green cap, that has a white circle with a green 'L' on it.

A big, green washing machine.

Walter Hartwell White Sr., commonly known as Walt or by his alias “Heisenberg”, was born on September 7th, 1958 as the only child of Mr. and Mrs. White. When he was diagnosed with terminal lung cancer in 2008, Walter turned to the drug trade as a desperate attempt to secure money for his family. In the years he spent in the drug trade, Walter White became a cold and ruthless drug kingpin. With his partner, Jesse Pinkman, he cooked Blue Sky, a blue-tinted crystal meth with a purity of 99.1%.

Chemistry teacher turned ruthless drug kingpin.

Mario Mario, also known as Mario the Sexy Plumber and Mario #8052011, is one of the two main protagonists of the SMG4 series. He is an idiotic Italian plumber who is SMG4 and Meggy's best friend, Luigi's older twin brother, the avatar of SMG3 and SMG4, a designated hero of the Mushroom Kingdom, Bowser's former arch-nemesis, Princess Peach's former love interest, and the co-leader of SMG4's Gang. Mario is an immensely stupid, narcissistic and troublemaking person.

Fucking stupid idiot (SMG4)

What is up you guys, I am Charmx! My real name is Karl Cloutier, and I am 29! I primarily make reaction videos to YouTube Poops, and other content! I am generally nice to people around me, though I have a fear of being recognized in public. I have terrible memory, and I can forget things pretty quickly, so apologies for that. I am Canadian, but I can do a pretty impressive American accent. Some people make pedo jokes about me in YTPs, but they aren't real. And yes, I am bald.

The only good reaction channel

Frisk is the main protagonist of UNDERTALE. After Frisk falls into the Underground, they embark on a journey to return to the surface, whether peacefully, neutrally or genocidally. Frisk is a yellow-skinned human child who wears a long-sleeve blue sweater with two purple stripes, blue shorts, dark brown knee socks, and black boots.. They have medium-length straight brown hair, short and choppy bangs, and a blank expression. They have no stated gender and are solely referred to with "they/them".

Fallen child.

The Joker is a homicidal maniac and the archenemy of Batman. Originally being an engineer at a chemical plant, he quit his job to pursue his dream of being a stand-up comedian, only to fail miserably. Desperate to support his pregnant wife, Jeannie, the man agreed to help two criminals break into the plant where he was formerly employed. He was then confronted by Batman, and tumbled into a vat of toxic chemicals. When he surfaced in the nearby reservoir, and saw his face, he burst into laughter.