Given Chen Yu's current strength, he could only defeat Gu Xian by employing the Dark Demonic Arts, and even then, he could only triumph over those at the pseudo-Gu Xian realm.
Naturally, should he encounter someone with terrifying combat prowess within the pseudo-Gu Xian realm, Chen Yu would not dare claim absolute certainty of victory!
After all, when he slew Nanxuan Gu Xian with the Dark Demonic Arts last time, he had already exhausted his every effort!
Chapter 1927