Devil Slave (Satan system) - Chapter 1 To Be Like Master...

Ning Ruogong died to Zebras as he laid his hands on The Energy System, which reincarnated him to the Southern continent of the Planet Kumia.

How strong will he become after cultivating as an undying entity?

The middle boss of the AAA-class game produced by the company. The villain who dies 999 times out of 1,000 times. Deculein.That person, was me now.“You’re going to die on almost every route.”Deculein, like all villains, inevitably dies.[First and foremost survival goal: Be what the game requires you to be]I’ll have to survive even if it means twisting my fate if I am destined to die.

Alden Morrison, a disillusioned college student in Tokyo, finds his mundane life turned upside down when a mysterious golden glow offers him a destiny beyond his wildest dreams. Chosen as the Tower Master, Alden is transported to an otherworldly chamber, where he gains the power to oversee the Ascendant Tower—a structure connecting multiple worlds.With his newfound abilities, Alden must manage the tower, create trials for climbers, and harness energy from anchored worlds. As he navigates his responsibilities, Alden must keep his true identity hidden, balancing multiple roles and forging alliances. Each decision he makes will shape the fate of the worlds and the beings within them.Amidst trials and challenges, Alden embarks on an epic journey of discovery and transformation, striving to achieve his ultimate goal. But with power comes danger, and Alden must navigate the treacherous path ahead to fulfill his destiny.#fantasy #urbanfantasy #LitRPG #adventure #magic #towermaster #multiverse #trials #hiddenidentity #gods #climber #power #transformation #epicjourney #mysticalworlds #adventurefantasy

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.