Because you like Geordi La Forge in Star Trek: The Next Generation

Though she can seamlessly flit between glamorous identities, Sydney Prosser is more vulnerable than she pretends to be. See them in American Hustle.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Sabriel is smart enough to understand the dangers that await her and brave enough to face them anyway. See them in Abhorsen Series.

Mabel Pines loves sparkles, animals, friendship, and fun. See them in Gravity Falls.

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

Carol Peletier's credo: your strength comes from who you are, not who you used to be. See them in The Walking Dead.

Marshall Eriksen is a lawyer in love who is enjoying life. See them in How I Met Your Mother.

Underneath Fakir's sarcastic exterior is a loyal friend. But his loyalty borders on being possessive of his friends. See them in Princess Tutu.

Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.

Mark Sloan is the best plastic surgeon and biggest playboy the hospital's ever seen. See them in Grey's Anatomy.

Greg Hirsch is new to the Roy family's cutthroat world of wealth and privilege. See them in Succession.

When his friend goes missing, Lucas Sinclair is ready to fight. All of the Dungeons and Dragons is really paying off. See them in Stranger Things.