Apocalypse: My Shelter Unlimited Upgrades

Damn it! Meteors fell from the sky, demons crawled out of the tunnel, and Yang Sen was reborn to awaken the system. Operations to build the shelter began three and a half months in advance. … Fully automatic robot farming. Breeding livestock. Nuclear fusion power plant generates electricity. The Skynet robot observes the terrain and predicts enemy movements. The workshop produces mechanical armor protective gear and advanced weapons day and night. "My friends, I told you, I will win among humans!"