Global Class Change: I Am the Zombie Lord with a Million-Strong Army

When a deadly game merges with reality, the world crumbles overnight. Monsters swarm through dimensional rifts, dungeons materialize in city centers, and humanity teeters on the brink of extinction. But salvation comes through class awakening—the power to transcend human limits. While others struggle to survive, one man rises as the Zombie Lord, commanding a million undead warriors from the very first day. In a world where the living fight for scraps, he marches at the head of an unstoppable legion.