If there were four saints in a novel, it might mean that the four great cultivators in the novel had extraordinary abilities and realms. The names of these four saints may be different, but they usually possess great power and wisdom, and can bring great changes to mankind and the world. These four Saints might be: [1. Sky Saint: Possesses extraordinary wisdom and power. Able to predict the future and control time and space.] He could be the villain or one of the protagonists in the novel, and he had a huge impact on human society. 2. Earth Saint: Possesses a powerful physique and strength, and can cast various divine powers. He might be one of the main characters in the novel, bringing many benefits to mankind and the world. [3 Saints: Possesses extraordinary perception and communication skills. Able to understand human thoughts and emotions.] He could be the villain or one of the protagonists in the novel, who had a profound influence on human behavior and decision-making. [4. Holy: Possesses extraordinary power and energy to create all kinds of magical items and skills.] He could be the villain or one of the protagonists in the novel, causing great destruction and change to mankind and the world.