Why was seth important in Egypt?

Seth, also known as Set, was an important deity in ancient Egyptian mythology, symbolizing chaos, storms, and desert. He played a crucial role in the Osirian myth, where he was depicted as the antagonist who killed his brother Osiris, representing disorder and conflict. Despite his negative traits, Seth was also associated with protection and was sometimes revered as a guardian against chaos, particularly in the context of battles. His complex nature reflects the duality of creation and destruction in Egyptian cosmology.