Endless Fall - Chapter 226 - Enough Acting, You Can Leave

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.

Lu Sheng, who transmigrates to the Star Sea Era, unexpectedly acquires an attribute panel capable of solidifying every single advancement he makes.In this perilous world filled with alien gods, immortals, Mechanical Ascenders, and more, Lu Sheng relies on himself to progress from mortal flesh to the singular True Self.Years later...Lu Sheng flying across the universe, gazes upon the endless darkness at the edge of the cosmos, where a colossal being as vast as the Milky Way Galaxy—once recorded in mythologies of Blue Star—resides.He speaks faintly, “You might be the most formidable Galactic Life Form I’ve ever encountered. Calling you a god wouldn’t be unjustified.”“Yet it’s a pity, for I have already established the foundation of the Great Dao and forged the singular True Self. Henceforth... you may call me the Martial God!”

Xia Changge is a timid and honest cultivator who has practiced for thirty years without even killing a chicken.

His ordinary life changed after he was killed because his fellow Daoist next door went out to seek opportunities, and begged Xia Changge to help take care of his wife and daughter…

Longevity flow, independent family flow.

- Description from novelbuddy

After waking up, Vincent finds that he has transmigrated to a parallel world where monsters roam, a world that's no longer ruled by science.In this place, body practitioners can lift 10,000 tons of oil wheels with one hand, and espers can summon wind, rain, thunder, and lightning—born to be strong. Beast tamers can tame powerful monsters that become their most loyal pets.Vincent, who is just an ordinary young man, has successfully activated the Super God of War System and awakens three S-Class Superpower at the start of everything, making him a top super genius!S-Class superpower [Rapid Training]: Body is constantly strengthening every second. Even sleeping can increase your strength by 5,000 kilograms!S-Class superpower [Hellfire]: Burn everything and destroy everything!S-Class superpower [Monster Affinity]: Can communicate with any monster and tame any monster easily!Vincent has strike gold![Ding! One-handed strength achieved 50,000 kg, life expectancy increased by 300 years!][Ding! Instakilled giant monster, Nine-Headed Sea Serpent, obtaining S-grade equipment, Crimson Flame Divine Sword!][Ding! Tamed S-class monster, Storm Dragon King, obtaining a Divine Pet Evolution Pill. It can evolve the Storm Dragon King into an SSS-class Dragon God!'Vincent's heaven-defying path begins…