Because you like Vegeta in Dragon Ball Z
Eowyn isn’t allowed to fight, but then again, when have rules ever stopped her? See them in The Lord of the Rings.
Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.
Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.
Gou Matsuoka offers to help as manager of a swim team, believing that they're the only ones who can help her brother. See them in Free! Iwatobi Swim Club.
Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.
Playing his cards close to his vest, J. Daniel Atlas believes the closer you look, the less you see. See them in Now You See Me.
Gruff and sarcastic, Detective Harry Dresden use unconventional ways to track down perps, including using magic and the supernatural. See them in The Dresden Files.
Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.
Emmet Brickowski is so upbeat it's not even human. Everything is AWESOME! See them in The Lego Movie.
Ben Barber is ready to show you that he's twice the man you think he is. See them in Ride Along.