In the Legend of the Rock Kingdom's God's Pet, there was a book about why Karp said that King Arthur betrayed the Karp family and caused the Karp family to decline.
The Legend of the God's Pet of the Locke Kingdom is a fictional novel. The relevant content may not be consistent with historical facts. There was no clear answer about the relationship between the Karp family and King Arthur in the novel. However, according to the plot of the novel, the Karp family was part of the Magic Kingdom, and King Arthur was a famous king of England. The knights he led won many victories in the battle and promoted the development of British history. Therefore, in the novel, it may be thought that King Arthur had an impact on the development of the Karp family, but the answer to the question of whether he betrayed the Karp family may depend on the plot of the novel. The specific situation needed to be understood according to the plot of the novel.