Eric Theodore Cartman is a main fictional character and primary antagonist in the adult animated sitcom South Park, created by Trey Parker and Matt Stone. He is voiced by Trey Parker. And 10-year-old fourth-grade student at South Park Elementary. Also he Wears a red winter jacket, brown pants, yellow mittens, and a cyan woolly hat with a yellow puff ball. He is overweight (which he denies, claiming he is "big-boned"). and Manipulative, sociopathic, greedy, arrogant, and deeply prejudiced (antisemitic and racist). And Eric Catchphrases are “Screw you guys! I'm-a goin' home!" and "RESPECT MY AUTHORITAH!” and Fierce arch-rivalry with Kyle Broflovski; frequent dynamic with best friends Stan Marsh, Kenny McCormick, and the easily manipulated Butters Stotch

Kyle Broflovski is one of the four main characters in the animated sitcom South Park and He is a 10-year-old fourth-grade student at South Park Elementary known for being intelligent, level-headed, and morally grounded and He has curly red hair and is easily recognized by his signature lime-green ushanka hat and bright orange jacket. And He is voiced by series co-creator Matt Stone and is loosely based on him and His parents are Gerald (a lawyer) and Sheila Broflovski, and he has a younger adopted brother from Canada named Ike, And He shares a best-friend bond with Stan Marsh, close friendships with Kenny McCormick and Butters Stotch, and a fierce, combative rivalry with Eric Cartman.

Kenny McCormick is a fictional 9-to-10-year-old fourth-grade student and one of the four main protagonists in the animated sitcom South Park and Wears an orange snorkel parka that muffles his speech, along with messy blond hair and eyes visible when uncovered and Lives in extreme poverty in South Park, Colorado, with his alcoholic parents Stuart and Carol McCormick, brother Kevin, and sister Karen and Famous for dying in almost every early episode—triggering Stan and Kyle's catchphrase, "Oh my God, they killed Kenny! You bastards!"—only to mysteriously return in the next episode like nothing happened. And His frequent resurrections are explained canonically as a retroactive immortality curse linked to his parents' past involvement with a cult. He also fights crime as the vigilante superhero Mysterion and cross-dresses as Princess Kenny in certain story arcs. And Voiced by co-creator Matt Stone (with occasional parts by Mike Judge or Eric Stough).

Stanley "Stan" Marsh is one of the four main protagonists in the animated sitcom South Park. He is voiced by and loosely based on co-creator Trey Parker. And 9 to 10 years old, attending the 4th grade at South Park Elementary School. And Wears a brown coat with a red collar, blue jeans, and a distinctive blue-and-red winter hat with a pom-pom. And Son of Randy (a geologist) and Sharon Marsh, younger brother of Shelley Marsh, and grandson of Marvin Marsh. And • Best friend to Kyle Broflovski • On-and-off boyfriend to Wendy Testaburger • Close friend to Kenny McCormick, and frenemy/adversary to Eric Cartman and Generally portrayed as the sensible, sensitive, logical "everyman" and moral compass of the group, though he is also known for bouts of cynicism, depression, and frustration with adult hypocrisy.

Leopold "Butters" Stotch is a major character in the animated television series South Park. Voiced by co-creator Matt Stone and loosely based on show animation director Eric Stough, he is a sweet, naive, and gullible fourth-grader who frequently becomes the victim of manipulation and harsh parental grounding. Based on South Park animation director Eric Stough, whom co-creators Trey Parker and Matt Stone playfully nicknamed "Butters". And Started as an unnamed background character in season 1 before getting his name and personality in season 3, eventually becoming the de facto fifth main character after temporarily replacing Kenny in season 6. And The overly sheltered, strict son of Stephen and Linda Stotch, who frequently send him to his room for minor or imagined offenses and Known for his innocent, old-fashioned dismay, famously uttering "Oh, hamburgers!" and "Aw, geez."