A guttural roar ripped through the night, echoing across the blighted lands. Lin Xiao stood at the vanguard, his demonic aura a suffocating blanket against the Radiant Dawn Sect's remaining light-based formations. Cracks spiderwebbed across the shimmering barriers, each fracture a testament to the relentless, insidious pressure of Umbra Dominance.\n\nShadows, sharp as obsidian blades, tore into the ethereal light. They writhed, expanded, and consumed, turning the sect's protective energies into wisps of fading luminescence. The grand formation, hailed for millennia as impenetrable, groaned under the assault, its ancient power buckling.\n\n"Push!" Lin Xiao's voice was a low growl, amplified by demonic energy, reverberating through the ranks of his corrupted forces. Their eyes glowed with malevolent intent, a chilling reflection of his own power. These were not mere cultists; many were cultivators he had personally subverted, their bodies twisted, their souls enslaved, now instruments of his will.\n\nThey surged forward, a tide of darkness crashing against the last vestiges of light. Demonic beasts, once primordial entities of the shadows, clawed at the weakening shield, their roars shaking the very earth. The air thickened with the stench of ozone and despair.\n\nFinally, with a deafening *shatter*, the grand formation exploded inward. Shards of light, like dying stars, rained down, momentarily illuminating the horror of the invading army. Lin Xiao stepped through the breach, his form unyielding, every stride a declaration of conquest.\n\nBehind him, his forces poured into the sect grounds. Panic erupted. Cultivators, once proud and serene, screamed, scattering like chaff before a storm. Their light-based techniques, once potent, flickered uselessly against the overwhelming darkness. Golden rays of energy dissipated before reaching Lin Xiao, absorbed by the hungry shadows that clung to him.\n\nHe raised a hand. Black tendrils, thick as pythons, erupted from the ground, lashing out. They coiled around fleeing disciples, their forms instantly withering as life force drained away. Their cultivation bases, painstakingly built over decades, crumbled into dust. This was Umbra Dominance, raw and absolute.\n\n"Radiant Dawn Sect," Lin Xiao's voice carried, cold and clear, over the chaos. "Your light has dimmed. Your traditions will be ground into dust." \n--- \n\nElder Wei, a master of the Radiant Sun Fist, roared in defiance. He unleashed a blinding volley of solar flares, each punch radiating immense heat and light. They streaked towards Lin Xiao, burning trails through the shadowed air.\n\nLin Xiao simply extended a palm. A swirling vortex of pure darkness materialized before him, devouring the solar flares whole. Not a flicker of light escaped. Elder Wei’s eyes widened, a tremor of pure terror shaking his resolve. His signature technique, one that had felled demonic beasts and rival masters, was nothing more than a snack for this monstrous cultivator.\n\nOther elders rushed in, their faces grim. They conjured intricate light arrays, weaving ancient symbols of protection and expulsion. They had practiced these formations for centuries, believing them inviolable, a legacy passed down since the sect's founding.\n\nWith a cruel twist of his wrist, Lin Xiao unleashed a wave of shadowy energy. It didn't just clash with their arrays; it *corrupted* them. The radiant symbols warped, their golden lines turning black, their protective energy twisting into malevolent spikes that lashed out at their very creators. Screams erupted as the elders' own power turned against them.\n\nTheir long-held cultivation traditions, the very essence of their sect, were not merely being defeated; they were being defiled. Their reliance on pure, radiant energy was their undoing against Lin Xiao’s perfect antithesis.\n\nLin Xiao moved through the inner courtyards, a predator among prey. Statues of revered patriarchs, once glowing with spiritual energy, now cracked and crumbled under the pall of his aura. Ancient scrolls, filled with sacred texts, burst into black flames upon his approach, their wisdom turning to ash.\n\nHe enjoyed the despair, the frantic, desperate resistance. Each broken spirit fueled his System, each shattered tradition cemented his ascent. This wasn't just conquest; it was annihilation of an ideology, a complete usurpation of what was considered righteous.\n\nYoung disciples, barely past Foundation Establishment, hurled desperate bolts of light, their faces streaked with tears. Lin Xiao ignored them, allowing his corrupted forces to sweep them aside. He sought the heart of the sect, the places where their power was strongest, their traditions most deeply rooted.\n\n--- \n\nHours bled into a nightmare. The Radiant Dawn Sect, once a bastion of light, was now a charnel house. Its pristine white halls were stained with shadow and blood. The scent of fear was palpable, mixing with the acrid tang of burnt spiritual energy.\n\nLin Xiao reached the Grand Ancestral Hall, the very sanctum where the sect's most sacred relics and cultivation methods were preserved. Its ornate doors, carved from ancient, light-infused wood, pulsed with a final, desperate barrier.\n\nHe simply looked at it. His eyes, pools of abyssal darkness, pulsed once. The wood groaned, then splintered, collapsing inward as if eaten by an unseen force. Inside, an ancient figure stood, frail and stooped, but radiating an immense, ancient power. This was Elder Ren, a living legend, said to have been in secluded cultivation for two millennia.\n\n"Demonic fiend!" Elder Ren's voice was surprisingly strong, carrying the weight of ages. His eyes, though clouded with age, burned with an unyielding fire. "You will not desecrate this place! Not while I still breathe!"\n\nLin Xiao chuckled, a sound devoid of warmth. "Your breath is fleeting, old man. Your light, extinguished." \nElder Ren's body began to glow, not with the gentle radiance of the sect's usual techniques, but with a searing, unstable brilliance. His skin cracked, veins bulging, as he channeled every ounce of his two-millennia-old cultivation. The air around him shimmered, distorting, then began to tear.\n\n"For the Radiant Dawn! For all that is righteous!" Elder Ren screamed, his voice raw with agony and resolve. The light intensified, becoming a blinding, furious sun within the hall, ripping apart the very fabric of space. His form contorted, swelling with uncontrolled energy, his sacrifice imminent.\n\nLin Xiao's eyes narrowed. This wasn't a mere counter-attack. This was an ultimate, forbidden technique, a suicide attack designed to unleash apocalyptic devastation. The elder was prepared to obliterate himself, and everything around him, to stop Lin Xiao. He was a walking, ticking bomb of ancient, unstable power, threatening to level the entire region.

Chapter 76: Conquest of Blighted Lands