Eight core Turtle Kings occupied the eight pivotal positions, while the other ten spread out along the perimeter, pouring their vast, pure Black Tortoise source power into the grand formation without reservation, stabilizing this completely sealed-off spacetime.
The eight core Turtle Kings raised their hands simultaneously, forming a complex, ancient hand seal containing boundless profundities. Deep, obscure incantations flowed from their mouths, every syllable resonating with the most fundamental laws of heaven and earth.
"Mystic Spirit Returns to Position, Mystic Sky as the Guide, Mystic Truth Becomes the Bridge, Myriad Streams Return to Origin—God-Binding Black Tortoise Seal, activate!"
Eight commands that seemed to have traveled through endless ages rang out in perfect unison, shaking the heavens!
The next instant, eight dazzling pillars of light, each a different color yet born of the same source and containing utterly distinct powers of enslavement, erupted from the natal "Mystic Seals" between the brows of the eight core Turtle Kings, shooting straight into the nine heavens!
The Mystic Sky Seal wielded by the S-tier Turtle Kings shone as brilliantly as a blazing sun suspended in the sky, radiating a terrifying pressure capable of suppressing the heavens and imprisoning all laws.
That radiance became countless invisible, heavy shackles, layer upon layer, descending upon Xu Kun from all directions, seeking to completely lock down and suppress every bit of his mobility, even the surging power throughout his body!
The Mystic Truth Seal wielded by the SS-tier Turtle Kings was even more deep and sinister. Its halo flowed like intangible, formless ripples of water, yet it could ignore most physical and energy defenses, directly penetrating and acting upon the target's soul core and true spirit source!
It silently eroded his will, attempting to weave an inescapable brand of enslavement into its deepest reaches.
Most terrifying of all,