Online fantasy novels could generally be divided into the following categories: 1. Magical fantasy novels: These novels usually contain magical and fantasy elements. The protagonist is usually a mage or warrior who constantly improves his abilities through battles and adventures. 2. Cultivation and Wuxia novels: These novels usually contain elements of cultivation and Wuxia. The protagonist usually continuously improves his strength through cultivation and combat to defeat the evil forces to achieve self-cultivation and growth. 3. Fantasy Xianxia: These novels usually contain Xianxia elements. The protagonist is usually an immortal or demon. Through cultivation and combat, he constantly improves his strength and defeats evil forces to achieve self-cultivation and growth. 4. Science fiction: This type of novel usually contains science fiction and fantasy elements. The protagonist is usually a scientist or an astronaut who constantly improves his ability through exploration and adventure to achieve human progress and development. 5. History and Humanities: This type of novel usually contains historical and cultural elements. The protagonist is usually a historical celebrity or historical figure who constantly improves his ability through adventures and battles to achieve self-cultivation and growth. The above are some common types of online fantasy novels. Different authors and readers can choose different types to read according to their preferences.