Global Cataclysm: Demonic Invasion

[Destroy monsters and upgrade + superpowers + no heroine] On seemingly normal days, an unprecedented crisis quietly arrives. The order of the world was completely overturned in an instant, and the end of the world broke out. The once prosperous city was reduced to ruins, and the streets and alleys were filled with desperate cries. A mysterious energy is raging around the world, and the infected humans have turned into irrational and bloodthirsty walking zombies. They roam every corner of the city, bringing only death and destruction wherever they go.