Because you like David Nolan in Once Upon a Time
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
The pasta-loving, skirt-chasing personification of North Italy, Feliciano Vargas is decidedly a lover, not a fighter. See them in Axis Powers Hetalia.
Cinder has been beaten down by the world, but she's learning that her cyborg abilities are pretty helpful. See them in Cinder .
Castiel might be an immortal angel, but the human world is still more than a little confusing. See them in Supernatural.
Annie Walker can bake a beautiful cupcake, but everything else in her life is a mess. See them in Bridesmaids.
Yuri Plisetsky's a hotheaded punk off the ice, incredible artist on it. See them in Yuri on Ice.
Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Hawkeye Pierce is a Devil-may-care Army doc who'd have the Devil laughing and drinking in five minutes flat. See them in M*A*S*H.
The quiet, intense Daryl Dixon lets his crossbow do the talking. See them in The Walking Dead.
Sabriel is smart enough to understand the dangers that await her and brave enough to face them anyway. See them in Abhorsen Series.
Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.