One Planet for Everyone! Building Science and Technology Civilization at the Beginning - Chapter 519

Transmigrated into the world of High School DxD, Roy believed he had been handed a life of luxury and glory. Born into the prestigious Lucifuge family, with his Sister Grayfia as his strict yet devoted older sister, he thought he was destined for greatness. 99,997… 99,998… 99,999… 100,000!!But... reality proved harsher: Roy lacked demonic talent and, despite years of training, remained a Low-Class Devil. his peers effortlessly achieve High-Class status, he’s been trapped in a cycle of endless sword practice and ridicule. Yet, he refused to accept mediocrity. Ten thousand sword swings a day, relentless training.. Until one day..[Ding! The Strongest Demon King System has been activated. Access functions to learn more.]---- High School DxD - Main World!1 - High School of the Dead [●] - First2 - Demon Slayer [●] - Second3 - Akame Ga Kill [●] - Third4 - Bladedance of Elementalers [●] - Fourth5 - Campione [●] - Fifth

Live again, earn money well, and live life slowly. General group: 841193493

- Description from novelbuddy

Xuan travels to another world, and everyone can be reincarnated into another world once for free on the day they turn eighteen, until the end of life.

After each reincarnation, you will be evaluated by the True Spirit Pagoda and get the True Spirit value.

The true soul points can be exchanged for the income of the reincarnation world, such as: exercises, medicines, weapons, etc.

And Yang Xuan, carrying the one-click tracking and one-click full-level system, started a crazy journey of reincarnation.

…

Initial world: normal world

One-click tracking: Find the national martial arts boxing method, Bajiquan.

One-click full level: Bajiquan, full level!

Break through the void and see God is not bad!

…

The second reincarnation: the world of low martial arts

One-click Tracking: Nine Suns Magic

One-click full level: I Ching washes marrow, all diseases are invulnerable, diamond is not bad, life is endless, good fortune is pure yang

Pure Yang physical body, great master of good fortune.

…

When others are still trying to reincarnate into the ordinary urban world,…

- Description from novelbuddy

At 18, Alex Kain is whisked away to Eryndor, a game-like realm where he gains 'Skill Synthesis', a talent to fuse skills into godlike powers. Battling monsters and conquering dungeons, he builds a harem of strong women drawn to his might and charm. With the power to return to Earth bearing incredible resources, Alex faces a growing threat that endangers both worlds in this epic of adventure, romance, and ambition.