The worth of 'Ironman: The Inevitable' varies. If it's a rare signed copy or has special features, it could fetch a high price. However, a common version in average condition might not be as pricey.
I'm not sure exactly who the main characters are without reading it. But it could be a new character created specifically for this light novel, or it might focus on a lesser - known Marvel character.
You can expect a lot of exciting adventures. It might have the main character facing various challenges in the Marvel universe, like dealing with supervillains or making alliances with superheroes.
As a Japanese special feature TV series and movie, although it had no direct connection to the Marvel Universe, it had a very important position in the two-dimensional culture. Therefore, the ability and strength of the void in the Marvel World was also controversial.
In some ways, the Kamen Rider Void may be more powerful than some Marvel superheroes in the Marvel Universe. For example, after transforming, the space self could possess superhuman strength and speed, and could also use various magic and weapons. In addition, Kong Wo also had long-range attack abilities similar to Ultraman, such as using light balls and beam weapons to attack.
However, the space self could also be weaker in some aspects. For example, the void self lacked the supernatural abilities of Ultraman and other superheroes, such as time manipulation and space travel. In addition, the combat style of the void often relied on magic and weapons, and these skills were usually achieved by superheroes using supernatural powers or skills in the Marvel Universe.
Masked Rider's ability and strength in the Marvel Universe was controversial. Although the void may be more powerful than some superheroes in some aspects, it may also have limitations and shortcomings in some aspects.
According to the information you provided, the lines you quoted seem to be spoken in a certain novel or web novel. In novels, characters often experience some self-doubt and struggle to realize that they are not real humans but some other existence.
However, the specific meaning and background of this sentence needed to be determined according to the context. It could be a mental state, a metaphor, or a part of a particular plot. Therefore, more specific information was needed to determine its meaning and background.
Archive of Our Own is a great place to start. It has a large and diverse collection of fanfictions. Just use the search bar and type in relevant tags like 'Bucky', 'Iron Man' and 'fanfiction' to find what you're looking for.