Because you like Fredo Corleone in The Godfather
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.
He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.
James T. Kirk is more than ready to face the final frontier. See them in Star Trek.
Hiro is a free-spirit and remarkable genius who loves bot fighting and problem-solving. See them in Big Hero 6.
A good guy who's made some bad choices, Scott Lang is driven in his quest for redemption. See them in Marvel Cinematic Universe.
Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.
Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.
Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.
Adored, honored, and, most of all, feared, Miranda Priestly has the fashion industry in the palm of her hand. See them in The Devil Wears Prada.
If only real life were as easy for Abed Nadir to understand as he knows pop culture. See them in Community.
Klaus Hargreeves is funny, flirty, and high at any given moment, but he's also the most emotionally literate of his super-powered siblings. See them in The Umbrella Academy.
Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.