MTL - I Wield a Sword at Hogwarts - Chapter 824

He went from an ordinary student to a god-level master in manufacturing.
Continuously progressing, processing range from hundreds of meters to tens of atoms, processing precision from microns to nanometers to atoms and molecules, everything was possible.
Wassenaar Accord? The embargo against China? What we have banned are technologies that China doesn’t care much about. Most of the member states have to import technology from China, shouldn’t the member states have a meeting to discuss and bring in China as well?
Forbidden chip sales? Is there a mistake? We barely managed to maintain our low-end market with a large amount of subsidies, it’s already good enough that China didn’t initiate an anti-dumping investigation. President, are you sick?
Hmm, it seems like living cells can be processed precisely as well. Do you need to refine the cancer cells that you are spreading out?

- Description from Novelupdates

Strange occurrences arrive, the terrifying world merges with the Real World.Humans fall from the top of the food chain to the bottom.In a single night, humans become the blood food of these evil spirits.In times of desperation, those with tattoos gain power beyond imagination from their patterns.They are called Life Pattern Masters.Some have inscribed Buddha, using Buddha's Radiance to protect a city.Some have inscribed executioners, cutting down countless Evil Spirits.Lin Yuan, once struggled for three years in the world after the doomsday arrived, suddenly traverses back to before the apocalypse.In this lifetime, he is determined not to be an ordinary person.Thus, he inscribes the entire Underworld onto his life.Black and White Impermanence.Ox Head and Horse Face.Four Great Judges.Ten Yama Kings.Ksitigarbha, Ghost Catcher Zhong Kui.Emperor Fengdu.Lord of Mount Tai.........

[P-CORE BIOS VER 7.3.1 INITIALIZING... 10%][30%][60%][90%][100%][SUBJECT Kael - GENETIC MARKER: PHOENIX PRIME - CONFIRMED][CRYO-STASIS SEQUENCE: ...100%][NEURAL PATHWAY: STABLE][VITAL SIGNS: DETECTED - SUBOPTIMAL][LOADING PHOENIX CORE AI - DESIGNATION: ASHA][ASHA ONLINE - AWAITING SUBJECT CONSCIOUSNESS]Asha: “Kael, your current objective is not to get eaten. My calculations give you a 37.4% chance if you actually follow my advice this time.”Kael: “Right, Asha. 'I'll make sure not to be a snack by these mutated.” He gripped his trusty pipe. “I still haven't met the others who are still sleeping in their pods. How can I think about being eaten?” He glanced towards the cryo-pods, 14 Beautiful girls still on their cold sleep.[Affinity System Sub-Routine... Online. Monitoring Subject Interactions.]Sera (her long silver hair glinting through her waist. Her arms crossed and glaring at Kael who just offered her a slightly squashed ration bar): “I don't need your help or your pitiful food! I can handle myself just perfectly fine..… I know this situation… is temporarily, everything will be fine.”Kael: “Umm.. O-O-Okay. Just… eat this first it's the last one we have.. and you looked really hungry, Sera.”Asha: “[Affinity with Subject Seraphina: -2. Critical Analysis: Subject exhibits classic tsundere defense mechanisms. Probability of her actually wanting the ration bar: 89.7%.]”Kael (to Asha,): “Umm.. Asha?.. What now?”[Humanity's Last Hope: Subject Kael. Current Status: Confused, but trying his best.][Objective: Survive. Protect the 14 Girls. Maybe figure out what 'Affinity' means before someone hits *him* with a pipe.]

In her previous life, she was a highly respected Heavenly Empress, but on the eve of her wedding, she was betrayed and died by self-immolation!