Because you like Philip J. Fry in Futurama

Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.

Wendy Corduroy is the ultimate in cool in Gravity Falls. See them in Gravity Falls.

Thanos is an intergalactic warlord, on the hunt for infinite power. See them in Marvel Cinematic Universe.

Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.

Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.

Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.

Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.

Donna Pinciotti is strong, independent, and empathetic. No one messes with her. See them in That '70s Show.

Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.

Jack Skellington is a nightmare-man with a soft heart and smooth voice. See them in The Nightmare Before Christmas.

The biggest nerd in high school, Bill Haverchuck is the biggest target for bullies. See them in Freaks and Geeks.