Everyone's job change: Shadow King! One person is a disaster

Story of: Everyone's job change: Shadow King! One person is a disaster[True explosion of soldiers + upgrade + army of shadows + dungeons + villains without wisdom + no heroine + university graduation] Fantasy descends on the world, the whole world begins to change, and everyone enters the period of job transfer. Monsters! Treasures! Dungeons! Dangers and opportunities coexist! On the day of job transfer, Bai Yi became the only legendary profession: [Shadow King]! Becoming a Shadow King, "Shadow Extraction" summons powerful shadow monsters, "King's Domain" greatly improves the strength of shadow monsters, and shadow swaps put oneself in an immortal place! From then on, the subordinates are immortal and the king is immortal. "Stand up and fight for me!" As soon as the words fell, endless humanoid shadow monsters, wizard shadow monsters, and dragon shadow monsters walked the world, fighting only for the king on the throne! Shadow monsters are immortal, and the more they fight, the more there are. One person... is a natural disaster!