Necromancer's Summoning Frenzy

Thorne, who traveled to a fantasy world, never thought that he would become a necromancer, let alone that he would cause the second natural disaster of the undead and become the public enemy of the mainland. Fortunately, his favorite web game also came along, allowing him to extract talents and summon endless undead servants. Skeleton Soldier→Skeleton Warrior→Skeleton Knight [Skeleton Apprentice]→[Corpse Mage]→[Lich Squire] A few years later, when he led the undead army to invade the kingdom of the gods and trampled them one by one, he only had to wave his staff. "Life is a fleeting illusion, death is the eternal reality. Become my servants!"