Because you like George Bailey in It's A Wonderful Life
Puss In Boots is a suave, honorable ladies man/cat who's not above playing cute to get you to let down your guard. See them in Shrek 2.
Steve Rogers is a good soldier. But above all, he's a good man. See them in Marvel Cinematic Universe.
A weather-controlling mutant, Storm doesn't just use her powers to ruin Magneto's day with unexpected showers. She is truly a badass. See them in X-Men Series.
Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.
Sarah Ashburn lives life by the book and has trouble getting along with anyone who doesn't do the same. See them in The Heat.
Christian Grey is just as controlling in the bedroom as the boardroom. See them in Fifty Shades of Grey.
A suave demon, Crowley grants humans their wishes in exchange for their soul, only to find loopholes that benefit him. See them in Supernatural.
Fun and feisty on the outside, Meredith Grey is dark and twisty on the inside. See them in Grey's Anatomy.
Nothing instills more fear in the Empire than the deep kshhh of Darth Vader breathing through his helmet. See them in Star Wars Series.
Not only could Hellboy avenge your death, he'd also have a sense of humor about it and not let it ruin the rest of his night. See them in Hellboy.
An arrogant, prideful human-demon hybrid, Inuyasha secretly just wants to be accepted. See them in Inuyasha.