Because you like Lt. Commander Data in Star Trek: The Next Generation

Juliet Starling is a cheerleader by day, gleefully unhinged zombie killer by night. See them in Lollipop Chainsaw.

Rarity has been dreaming of the day her designs will dazzle Canterlot. See them in My Little Pony.

Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.

Shawn Hunter may be a bit of a rebellious bad boy, but he has a heart that's pure gold. See them in Boy Meets World.

Despite this being Robin Buckley's first rodeo with the strange things that go down in Hawkins, she is quick to adapt and proves herself to be a loyal friend. See them in Stranger Things.

Being beautiful and rich doesn't guarantee happiness for Cheryl Blossom. See them in Riverdale.

Amber Holt is perpetually caught between forging her own path and stumbling around in the dark. See them in Parenthood.

Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.