Because you like Nymphadora Tonks in Harry Potter Series

Applejack's practicality complements her caring nature. She is the loyalest of friends and the most dependable of ponies. See them in My Little Pony.

Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.

As the unit chief of the FBI's Behavioral Analysis Unit, Aaron Hotchner is dead serious about avenging dead people. See them in Criminal Minds.

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

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.

Fiery, intelligent, and opinionated, Jo March rebels against the restrictions of her era. See them in Little Women.

Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.

Jackie Burkhart is a privileged princess with a healthy dose of self-confidence. See them in That '70s Show.

Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

Small in stature, Clara Oswald has a big appetite for adventure. See them in Doctor Who.

The brilliant Mona Vanderwaal is proof that undergoing an "extreme makeover" isn't always a good thing. See them in Pretty Little Liars.