Because you like Wendy Corduroy in Gravity Falls
Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.
Britta Perry has never met a cause she couldn't passionately champion—at least for a little bit. See them in Community.
Somehow all of Lara Jean Covey's past crushes know everything she's ever felt about them. Embarrasing? Yes, but hey, now she has a boyfriend. See them in To all The Boys I've Loved Before.
Marie Antoinette may be a fun-loving queen who has it all, but her husband doesn't know how to have sex, and an angry mob wants to cut off her head. See them in Marie Antoinette.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.
There is never a dull moment with Jim Moriarty: expect booze and sing alongs in between all of the homicide. See them in Sherlock.
Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.
James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..
Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.
For Lee Everett, every day is now just another struggle to collect supplies, find other survivors, and stay alive. See them in The Walking Dead (Video Game).