Hard magic system sounds very interesting. Although "unknown magic" and "ancient powers" are convenient, it bothers me to think there's no consistent system un

Hard magic system sounds very interesting. Although "unknown magic" and "ancient powers" are convenient, it bothers me to think there's no consistent system underneath it. In the setting of the world, people in the world can view it as unknown, but the author is the god and should have a decent idea of how everything works.