Power and its consequences. Necromancers often gain great power by controlling the undead, but this comes with a price. They are usually shunned by society, so there's a theme of isolation.
Morality is a big one. Using the dead for one's own purposes is seen as immoral in most cultures, so light novels often explore whether the ends justify the means when it comes to necromancy. For example, a necromancer might be trying to save the world from a greater evil but has to use his necromancer powers which are considered evil by others. This creates a moral dilemma.
Isolation. Many necromancer girl characters are isolated because their powers are seen as dark or evil. People around them may fear or shun them, which is a common theme in these light novels.
Typically, they involve a system, like a game - like or magic - based system that governs the necromancer's abilities. For example, in some novels, the necromancer has to level up their skills of raising the dead within the system.
Power and its abuse. Often, the overpowered necromancer has to deal with the temptation of using their vast power for selfish reasons. For example, they might be able to raise entire armies of the undead but have to decide if they should use that power for conquest or for more noble causes.
Power and its consequences. A solo necromancer often has to deal with the great power that comes with their ability to raise the dead. This power can attract enemies or make others fear them, leading to isolation. For example, in many novels, the necromancer is hunted by those who see necromancy as an evil art.
One common theme is the struggle between the dark nature of necromancy and love. Since necromancy is often associated with death and the undead, it creates a contrast with the life - affirming nature of love.
The concept of the afterlife is another common theme. Since necromancers deal with the dead, the nature of the afterlife, whether it's a peaceful place or a place of torment, and how necromancy affects it are often delved into. It might be that the dead are not supposed to be brought back, and doing so has consequences not only for the living but also for the dead's eternal state.
One common theme is growth. The protagonist uses the system to grow their power, whether it's through farming resources like magical plants or training skills. Another theme is exploration. They often explore the new world they are in while using the system to find better farming spots or new resources. And a third theme could be building. They build up their territory or base using the resources they farm with the help of the system.
One common theme is the ethical dilemma of raising the dead. In many necromancer sci - fi novels, characters have to grapple with whether it's right to bring back the dead, especially when it comes to the implications for the soul or the natural order of things.
One popular system necromancer light novel is 'Overlord'. In this novel, the main character has necromancer - like abilities within a game - turned - reality system. It's full of interesting world - building and character development.
Typically, necromancer light novels often have a dark and mysterious atmosphere. The necromancer characters usually possess the ability to raise and control the undead. This creates a spooky and often macabre setting. For example, in 'Overlord', the necromancer - like main character's control over the undead gives the story a sense of power and dread.