Immortality begins with Becoming an Alchemy Grandmaster - Chapter 973 - 393 Instant Kill Blood Demon_3

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

My name is Chen Huaian, and I’m dying of cancer.In my final days, I became obsessed with a game where you raise a virtual girlfriend.I spent all my savings buying her cultivation manuals and magical artifacts. Though my wallet was empty, I smiled like never before.I always thought it was just a game—until one day, my virtual girlfriend sent me a mystical pill.The next second, the pill materialized in my hand.I… might not have to die after all?——————————————————My name is Li Qingran. I was stripped of my cultivation, had my spiritual roots torn out, and was exiled from my sect, left to die in a broken-down hut.Just as I thought my life was over, I encountered a mysterious benefactor who never showed their face.This enigmatic figure healed my wounds, guided my cultivation, and helped me grow stronger until I became the most powerful sword cultivator in the Cangyun Realm.But the Cangyun Realm is on the brink of collapse. Spiritual energy is drying up, and the path to immortality is fading. Rumors spread that a mighty immortal from the Celestial Realm plans to merge our world with another on the verge of a spiritual resurgence.A great era of chaos is coming.And even immortals may fall.Desperate to find my benefactor, I scour the world for their traces.I will protect them—and become their eternal partner in the Dao!

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

After a tear in reality pulls Kagari Shuya into a white room he discovers a futuristic interface for reincarnating in a different world. After looking through the different races and skills he unlocks a new race, Lucivault, a type of vampire with none of its characteristic weaknesses. All set to start his life in a new world, Shuya is confused to discover that he is enveloped in darkness. As it turns out something went wrong when he was transported and instead of appearing where he was supposed to, he appeared in an underground cave. Shuya faces untold dangers, runs for his life, before finding his way out of the underground world. After escaping he meets his Shishou and begins to learn to fight with a spear. There is also a cute black cat named Rollo.