Another important reason was his outstanding physical fitness. Having gone through the exercise gymnastics to improve his physique, and then having gone through the demonic training of the demonic woman, he had persisted in dodging and evading training. His flexibility, sense of balance, and coordination were all outstanding.
Using the mudfish jet-stream card as a blueprint, he had carried out an optimization with Token theory, and he had used a large amount of high-grade materials to make that jet-stream card. Chen Mu had named it the "big mudfish."
So, when Ning Peng and Ning Yan found out that Chen Mu had gone to the flight training room, of course they were shocked, and then even more disapproving.