Because you like Philip J. Fry in Futurama
Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.
Tom Haverford is set on being a world-renowned entrepreneur who dates models. Problem is, he's stuck in Indiana with a lazy business partner. See them in Parks and Recreation.
An upbeat, fun-loving teen, Sora would do anything for his friends. See them in Kingdom Hearts.
Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.
Jughead Jones loves burgers, his friends, and philosophizing with his unique brand of wisdom. See them in Archie Comics.
Jack Skellington is a nightmare-man with a soft heart and smooth voice. See them in The Nightmare Before Christmas.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.
Megamind is searching for purpose in a supervillain life without a superhero to fight. See them in Megamind.
Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.