MTL - Wei and Jin Cooks - Chapter 762 I will be

In the rebirth, in order to prevent the tragedy of the previous life from happening, Bai Yu decided to rush to the [Tower of God] at any cost, and face everything together with his sister!

However, Bai Yu, who was bound by the system, mutated his bloodline, and transformed into a black-scaled python seems to be developing on a completely different path from his previous life…

- Description from novelbuddy

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.

Charles transmigrated to the Beast Mastery World and became a Beast Master.At the beginning, he participated in the Beast Awakening Ceremony, where there were thousands of pets with varying qualities. Which one should he choose?At the start, he participates in the Tamer Awakening Ceremony, with thousands of pets of varying qualities. Which one should he choose?Fortunately, he has awakened a system that allows him to see hints that only he can perceive.“Hint: 【The Double Sword Praying Mantis】, Lv1, decent skills but low quality, insufficient for later stages...”“Hint: 【The Four-Winged Tiger】, Lv1, strong and robust but timid, may abandon its master and run away...”“Hint: 【The Frost Wolf】, Lv5, Gold quality, extremely rare with both Ice and Fire attributes...”Charles: “I want to make a contract with the Frost Wolf!”Teacher: “The success rate for the first contract is 100%, which is very rare. Are you sure about your choice?”Guild: “This Frost Wolf is weak and has poor combat ability. Are you sure you don't want to reconsider?”Charles: “No need to reconsider. It’s the one!”

After losing his parents to the apocalypse, Silas only wished for one thing. To awaken a powerful mutant ability and purge the earth of any iniquities. However, his dream was shattered when he failed to awaken any mutant ability on the day of the awakening. He was bullied by his peers. However, when all hopes were lost, Silas awakens a system. [Silas Griswold has met all requirements to become a host] [System binding... ] [To complete binding host needs to complete three quests] [Congratulations, you have completed all quests ] [System binded successfully] [Your evolution will now begin!]