Because you like Bernadette Rostenkowski in The Big Bang Theory

Quiet and brooding, Ennis Del Mar keeps his true passions close to the chest. See them in Brokeback Mountain.

Beneath Lena Duchannes' prickly exterior lurks a sensitive, compassionate soul. See them in Beautiful Creatures.

They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.

A caring, curious, and considerate android, Vision could crush your skull if he had to. But he'd rather not. See them in Marvel Cinematic Universe.

Always headed towards adventure, Goku is frequently with a band of loyal companions at his side. See them in Dragon Ball.

Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.

Nick Fury is an enigmatic, manipulative, and eye-patched director of the Avengers Initiative. See them in Marvel Cinematic Universe.

Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.

Peppy and optimistic, Joy is totally lost when it comes to dealing with Sadness. See them in Inside Out.

Raz is a 10-year-old boy who mostly stays in his own head, which makes sense since that's where he is strongest. See them in Psychonauts.

Wanderer is a Soul, a parasite sent into a host to take over their body, extracting information from them and colonizing their species. See them in The Host.

Diana Prince is using a truth-telling lasso and super-strength to make Earth a little more like Paradise. See them in DC Extended Universe.