Because you like Guillermo in What We Do In The Shadows

Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

A house elf, Dobby is loyal, compassionate, and yearning for freedom. See them in Harry Potter Series.

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

A sadistic sociopath, Lil Z is helping make the City of God slum a Hell on Earth. See them in City of God.

Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.

If you cross him, Tommy Shelby is the last man you'll ever see. Not too hard on the eyes though. See them in Peaky Blinders.

Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.

A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.

Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.

Anger-filled, merciless, and tortured, Kylo Ren is always at war—with the Rebel Alliance, and with himself. See them in Star Wars Series.

Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.