In 'V for Vendetta', V is the central character, a masked man fighting for freedom. In 'Astro City', Samaritan is one of the main superhero characters, a powerful being with a strong sense of justice. And in 'Invincible', Mark Grayson, the son of a powerful superhero, is the main character who has to navigate his own path in the world of superheroes.
For 'Superman: Red Son', the main character is Superman. But in this version, his upbringing in the Soviet Union shapes him into a very different kind of hero compared to the traditional American - raised Superman. In 'Marvels', Phil Sheldon is a key character as he witnesses the rise of the Marvel superheroes and documents their impact on the world.