Because you like Master Chief (John-117) in Halo

Luis is a deliverer of silver linings and long-winded stories. See them in Marvel Cinematic Universe.

People make more sense to the hyper-logical Temperance Brennan after they're dead. See them in Bones.

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

Miles Morales was bitten by a radioactive spider, put on the webbed spandex, and beat up his first bad guy before his voice changed. See them in Marvel Cinematic Universe.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.

The Genie is the perfect buddy, granting every wish we might have and keeping life good-spirited. See them in Aladdin.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Years of being a social outcast have taken a toll, but Elphaba is willing to be wicked if it means she can do good. See them in Wicked .

A fearless superhero, Carol Danvers always aims to go higher, further, faster. See them in Marvel Cinematic Universe.

James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..