Because you like Red in Transistor
Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.
Obi-Wan Kenobi is a sage Jedi who doesn't need to say much to teach you a galaxy's worth of wisdom. See them in Star Wars Series.
Wearing couture pinstripe suits over his cut abs, banker Patrick has a way with the ladies. But his relationships never end well. See them in American Psycho.
You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Thanos is an intergalactic warlord, on the hunt for infinite power. See them in Marvel Cinematic Universe.
Georgina Sparks uses beauty, brains, and power to always get her way. See them in Gossip Girl.
Kathryn Merteuil may be a vain sociopath, but you won't be able to look away. See them in Cruel Intentions.
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.
Tony Montana makes up for his language barrier with his immense skill at cursing as loud and effectively as humanly possible. See them in Scarface.
His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.
An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.