Alien Beasts Come and I Become the Supreme Ruler of the Earth

Cool writing + decisive killing + the main character is doing evil + the male protagonist is pursuing a career and there is no female protagonist This is a post-apocalyptic cultivation novel. There are monsters, zombies, outsiders, people from the center of the earth, gods and goddesses, AI private secretaries, and military officers. Shen Zhan, who was originally from a single family, accidentally saw different monsters walking in the streets many years ago, so he chose to return to his city to protect his sister. With the appearance of the mysterious man, his sister turned into half human and half beast, and he had to join the Swallowing Star Alliance to protect China. Upgrading to fight monsters and become omnipotent, he went from an inconspicuous little character to a great god who could rule the earth. He places his thoughts on the distant universe. As the end of the world approaches, he has to take responsibility.