What's wrong with me, a little villain, who can use poisonous milk skills?

Story of: What's wrong with me, a little villain, who can use poisonous milk skills?

(Do not enter if you cannot accept the protagonist doing bad things) [True villain + system + no lower limit + cheap + explosive + decisive killing] "Dad, happy birthday, my son, I wish you this day every year, and live longer than Nanshan Mountain!" He just finished speaking. , the 50th-year-old business tycoon just lost his temper.Chu Lang felt bad all over, and he found that he had traveled through time and space to read a book about the return of the urban god of war.Not only did it wear the book, it also brought a bug."Dad, I didn't expect that my blessing would turn into a curse. Anyway, you are a villain and you will die at the hands of the God of War sooner or later. You can go with peace of mind. I will inherit this tens of billions of inheritance." From then on, Tianhai There is a new villain in the city, a poisonous person who can sweep away all the protagonists.Chu Lang: "I heard that the God of War, Suzaku, manages his figure very well and never gets fat." Suzaku: "Why? Why did I suddenly gain 70 pounds!" ... Chu Lang: "I heard that the God of War is invulnerable, and he never gets fat. Injured?" God of War: "Ah! Why is my hand broken!" ... Chu Lang: "I heard that His Highness the Dragon King is immune to all poisons?" Dragon King: "Damn it, why am I allergic to drinking water and breathing poisoning?" ...Chu Lang: "I wish all the protagonists a long life!"