Because you like Knuckles the Echidna in Sonic the Hedgehog

Detective Alec Hardy doesn't let anyone get too close to him. See them in Broadchurch.

This android may not have emotions, but Lt. Commander Data's curiosity about humanity is endless. See them in Star Trek: The Next Generation.

Loyal to his family and associates and distrustful of anyone else, Tony Soprano is a good guy to have on your side. See them in The Sopranos.

Alex Dunphy's self-reliant intelligence comes with a healthy dash of sarcasm. See them in Modern Family.

Let's just say Sheldon Oberon is having an out-of-body experience like no other. See them in Jumanji.

An aristocrat-turned-tomb-raider, Lara Croft does her best thinking while plunging off cliffs. See them in Lara Croft: Tomb Raider.

Andrea Sachs' boss is not happy unless everyone around her is panicked, nauseous or suicidal. See them in The Devil Wears Prada.

Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.

Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.

Lying is the most fun a girl like Alice can have without taking her clothes off. See them in Closer.

A level-headed show business icon despite his amphibian status, Kermit is the brains behind the success of the Muppets. See them in The Muppet Movie.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.