Chu Xinghe traveled across the Douluo Continent and awakened a unique spirit—Groomon. At first, everyone thought it was just a cute creature without any fighting power, even mocking it as a "useless spirit." However, what they didn't know was that Groomon's true power lies in its evolution! From Groomon to Agumon, then to Tyrannosaurus, Machine Tyrannosaurus, and finally the legendary BattleGreymon! With each realm he reached, his spirit evolved, exponentially increasing his combat power! BattleGreymon's fame resounded throughout the continent, and he possessed two key characteristics: First, he was a dinosaur killer. Second, he saw everyone as a dragon.