Global Cataclysm: My Shelter Unlimited Upgrades

A meteorite with a diameter of 7 kilometers comes from the depths of the universe towards the blue star. Can Blue Star escape this disaster? … Fortunately, Baili Qiu accidentally obtained the infinite upgrade system of the shelter. Everything in the shelter can be upgraded, so... Simple artificial intelligence-junior artificial intelligence-intermediate artificial intelligence-advanced artificial intelligence-super artificial intelligence-intelligent brain Iron door-stainless steel door-alloy door-vibration door Protective clothing-exoskeleton armor-power armor-large heavy armor power armor … Bailiqiu is destined to be invincible in this apocalyptic world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.