If you were to dissect your love for comics, what really draws you in from your point of view?

What kind of story do you like in comics? What do you like in superhero costume designs? What makes a great villain? What makes an interesting backstory? Do you prefer gritty and dark? Or fun and colorful?

And so on,

Please let me know your preferences as to what you like and dislike when it comes to superheroes or comics in general.