Era of Mecha: My Mecha Can Devour Evolution

[Mecha + single female protagonist + no system + decisive killing + no virgin = daily updates] After the spiritual energy is revived, giant beasts run rampant and alien races invade! If you don't want to survive, you have to become one of ten thousand mecha masters! This is the world of mechas; this is the era of mecha masters! Qin Yu traveled through time and awakened the Sky-Swallowing Martial God mecha at the beginning, gaining the ability to upgrade and strengthen the mecha through swallowing. Swallow the sky and the earth, become a god with force; from now on, you will look down upon the Blue Star and look down on you from all directions! When the wild beasts and alien races attacked, Qin Yu used the heart of a mortal and the body of a machine to destroy the invading enemies and become as good as the gods! Qin Yu: "In China ahead, foreigners are prohibited from traveling!" (The introduction is too weak, please move to the text)