Superhero comics are typically slugfests, but we do have some examples of superhero pacifists. As for how well these stories are told, well...
When you've spawned the endlessly sprawling multiverses that DC and Marvel have, you're bound to get a few characters with the same name.
A giant egg that wants to take over the world could have been fun and silly, but they just had to slather him in racist stereotypes.
This guide to comic book art styles is far from a fully comprehensive list, but it gives a generalized idea of creators' artistic techniques.
Death seemingly means little in superhero comics, as people come back from the dead all the time. But sometimes it can be powerful.