Another theme could be survival. In a world full of demons, characters might need to fight and scheme just to survive. And there may be a theme of hierarchy as well. The concept of supremacy suggests a structure of power, with some demons being above others.
Well, one of the main themes could be power struggle. In many demon - world - related stories, different demons vie for supremacy, which is likely the case here. Another might be the concept of good and evil within the demon world, as demons are often seen as antagonists but may have their own moral code in the story.
Well, in 'the bourne supremacy novel', the themes of power and corruption play a big part. There are shadowy organizations that will do anything to maintain their power, and Bourne gets caught up in their web. Also, the idea of redemption is there. As Bourne discovers more about his past misdeeds, he tries to make amends in a way.
A lesser - known but interesting one is 'Grimgar of Fantasy and Ash'. It deals with characters trying to survive in a fantasy world, and like 'supremacy of the demon world light novel', there are elements of power struggles and character development within the context of a unique world.
The main demon protagonist is likely to be very interesting. He or she is probably on a journey to achieve supremacy, which means facing numerous challenges and opponents. There might also be a wise old demon who acts as a mentor or an obstacle, depending on the situation.
One of the main themes is perseverance. The characters in the Demon Slayer light novel constantly face hardships but keep on fighting. For example, Tanjiro has to endure great pain and difficulties on his journey to slay demons and protect his sister. Another theme is family. Tanjiro's love for his sister Nezuko drives him forward in this dangerous world of demons.
Revenge is a big theme. The heavenly demon has a past full of wrongs that need to be righted, and this drives much of the plot. Also, loyalty is explored as the demon has to figure out who he can trust in his journey.
Power. The protagonist as the great demon king is all about power and how to use it, gain more of it, and dominate with it.
One of the main themes is power and its consequences. The protagonist has great power and has to deal with how it affects those around him and the world he's in.
The main themes include transformation. The demon god is reborn, so it goes through a huge transformation in terms of character and abilities. Also, there's the theme of fate. The story might explore whether the demon god can change its pre - determined fate through rebirth. And of course, there's the theme of good vs. evil as the demon god's nature is often ambiguous.
Well, in the 'Misfit of the Demon Academy Light Novel', a big theme is discrimination. The misfit characters are discriminated against due to their differences. This leads to their struggle for acceptance. Power dynamics is also there. They have to deal with the power - hungry and often unfair power structures within the academy. And there's a theme of growth, both in terms of magical abilities and personal maturity.