Battle Through the Heavens was a very popular online fantasy novel. Although its content was somewhat controversial, its storyline and character setting were still loved by many readers. However, some people criticized and complained about some of the plot and settings of the book. Some of the main disputes included: Some people think that the protagonist Xiao Yan's IQ is too low, and he often does things that he can't understand or deal with, which leads to confusion and contradictions in the story. 2. Overly commercial writing style: The writing style of this book is more commercial, full of exaggeration and dramatic plots. In the eyes of some readers, it may not be in line with the writing style of traditional literature. 3. Singularity of character image: The characters in the book are usually portrayed as extreme characters. Some characters 'actions and thoughts are exaggerated, which leads to readers' incomprehension and disgust towards the characters. Although Battle Through the Heavens had some controversy over its storyline and character setting, it was still a very popular online fantasy novel with a wide readership.