Versatile Mage: I Am the Strongest Person in the Universe and I Am Killing People Like Crazy

An outsider fell from the sky into the Mu family in Bo City. He had been in a coma for ten years, and was used by Mu Ningxue as a life-saving straw to suppress the Ice Spirit's physique! Ten years later, he finally woke up. When he woke up, Bo City was invaded by demons led by Yi Canglang. He awakened the "rescue system" and was rewarded for saving money. He is a cosmic-level powerhouse. He then toyed with Yi Canglang and then killed him instantly with one move, shocking Mu Ningxue and Zhan Kong! [Congratulations to the host for saving Bo City and a D-class spaceship as a reward! [Congratulations to the host for saving the ancient capital, rewarded with eternal swordsmanship! [Congratulations to the host for saving Zhenbeiguan and being rewarded with the Finger of Destruction! Xingyu belongs to another world, his family was invaded, and he was the only one who survived in the end. In order to take revenge, he found many good talents in the full-time mage and planned to train them into his subordinates. Therefore, he took the lead in accepting Mu Ningxue as his personal maid, and began to create his own power to change the world's current situation of being defeated by monsters. However, some people objected, saying that this was evil magic and did not support the existence of such a power! Xingyu was a powerful man in the universe, and then he came to the door in person to "reason" with them! …