Ferrin explained it in great detail, but in fact she didn’t know much about it herself. She wasn’t very clear. The first three stages are the ones that are more clearly known. Awakening, dream master, genuine knowledge. Carl is also very clear about these names. However, his purpose was to be able to practice and analyze wizardry. According to his previous speculation and analysis, wizardry energy should be between heaven and earth and exist in the air. It floats, and is a kind of unpredictable energy. Of course, wizards should be able to feel that this has a lot to do with having the same wizard energy in them. In this world, there is no such thing as an air molecule detector. There may be similar tools in the Wizard League or the Church of Light, but definitely not for

