The trend of anime adaptation from online fantasy novels could be viewed from the following aspects: 1. Market demand: Online fantasy novels have a large readership and these novels often contain a large number of fantasy elements, which is very attractive for animation. As a result, the demand for online fantasy novels was very high, which brought more opportunities to the domestic animation market. 2. technological progress: with the continuous development of animation technology, the production cost of animation adapted from online fantasy novels has gradually decreased and the production quality has gradually improved. At the same time, the forms of animation were richer and could better present the fantasy elements and storyline in the novel. 3. Audience characteristics: The readers of online fantasy novels are generally younger and more interested in visual forms such as animation. Therefore, the animation adapted from online fantasy novels could better attract young audiences and expand the market share of domestic cartoons. 4. Intensified competition: With the continuous introduction of online fantasy novels and animations, the market competition has become increasingly fierce. An animation production company needed to constantly improve their production quality and service level in order to be invincible in the competitive market. The trend of adapting online fantasy novels into animations was an important development direction for the domestic animation market. With the increasing market demand, technological advancement, and changes in audience characteristics, the animation adapted from online fantasy novels would become more mature and diverse, bringing more opportunities and challenges to the development of domestic animation.