I don't know as I haven't read this particular graphic novel. But usually, in a graphic novel, the main characters could be heroes, villains, or ordinary people who get caught up in extraordinary situations.
Blast in the One Punch Man manga is an enigmatic presence. Little has been revealed about him, but his rumored strength and importance in the story have captured the attention of readers.
23 Blast is actually fictional. The plot and characters are made up to engage the audience and tell an interesting tale. It doesn't draw from real-life events or people.
Often, you'll find characters who are from the past, like historical figures. They could be a famous inventor, a long - dead hero, or a forgotten artist. Then there are the modern - day characters who interact with these past - based characters. Maybe a young journalist who stumbles upon a time - traveling historical figure. There are also characters who are descendants of past - era people and inherit some of their traits or legacies.
I'm not sure specifically as there could be many 'blast graphic novels' with different stories. It might be about adventure, with characters going on exciting quests, facing challenges and using their unique abilities.
In science fiction, blast doors often serve as crucial safety barriers. They are designed to protect against various threats like alien invasions, explosions from futuristic weapons, or even the vacuum of space in spaceships. For example, in the 'Alien' franchise, blast doors were used to contain the dangerous xenomorphs.