Because you like Tanjiro Kamado in Demon Slayer
A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.
Patrick's time as a fake psychic made him a master manipulator. But he now seeks to only use his talent for good. See them in The Mentalist.
David Rose likes his rose chilled, his linens pressed, and his family quiet. See them in Schitt's Creek.
Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.
Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.
Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.
Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Pengiuns, turtles, and all things scientific is where Sam's expertise lies. Girls are uncharted territory, but Sam is trying to branch out. See them in Atypical.
M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.
After Rintarou Okabe develops the Phone Microwave, some of his fantasies start to seem uncomfortably real. See them in Steins;Gate.