Because you like Donna Pinciotti in That '70s Show

An off-beat dork, John Egbert is funny, inventive, and endlessly optimistic. See them in Homestuck.

CIA operative Carrie Mathison is on a self-assigned mission to follow a lead, whether it be the truth or just her delusions playing tricks. See them in Homeland.

Mark Zuckerberg has achieved everything he's ever wanted, and he's proving to the world how brilliant he is. But happiness eludes him. See them in The Social Network.

With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.

Handsome Jack is wearing a mask of his own face to hide his scarred real one. See them in Borderlands Series.

Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.

This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.

Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.

Keren Walker is a socialite looking to avoid work, keep a constant buzz, and be as snarky as possible. See them in Will & Grace.

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

They say Babydoll has lost her mind. But why does it seem like she's the only sane one in her institution? See them in Sucker Punch.

Nadine Franklin likes to wallow in her misery almost as much as she likes to torment her mother. See them in The Edge of Seventeen.