An extremely sharp and piercing sound burst forth from the nine giant mouths, and wave after wave of translucent shockwaves resembling a tsunami spread outward centered on the Nine-Headed Demon Monarch.
The Nine-Headed Demon Monarch's ultimate trump card turned out to be a powerful, indiscriminate soul attack. No wonder he had just boasted that he could easily deal with the Farting Bugs released by Yelin!
According to conventional wisdom, spirit insects generally possessed relatively weak divine souls and were most terrified of soul attacks.
Chapter 326