The end of the world: I am the master of machines

Story of: The end of the world: I am the master of machines[The end of the world + multiple female protagonists + beast control + invincible warrior + decisive killing + high-burning blood + online IQ + mechanical software] The third-order mutant ant queen?Transformed into mechanical war bugs, there is no future as a reproductive laborer.Female dragon cub?Transformed!Want to know why?It's definitely not for "riding a dragon", she is simply strong enough, the king of the air, much more powerful than a fighter jet!What?Found a nuclear bomb?There is no future in making disposable items, so if you want to do it, be a nuclear bomb girl!"What are you running for?! Aren't you just modifying nuclear bombs, are you afraid of being like this?" ... Jiang Feng, a trainee in the apocalypse who returned to two and a half years ago, became a powerful mechanic by relying on the memories of his previous life.It's a pity, why are all the mechanical beings created in his hands female?Oh, no, female?Oh, no, a woman?In short, there are too many weird things. Since the facts cannot be changed, I, Jiang Feng, can only choose to enjoy it!