One Piece - I Am A Different Luffy! - Chapter 281 - 280 - Sabaody Archipelago 16.

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

She breaks all the rules.When master thief Xavier Valentine died, he caught the attention of Calypso, the Goddess of Reincarnation who turned death into her personal gameshow. But rather than simply send him to a new life, she made an unprecedented choice:She followed him in.Now trapped in a world of magic until seven Primordial Gates are cleared, Calypso and Xavier form an unlikely alliance. He needs to level up to survive. She needs entertainment to stay sane. The prestigious Catalyst Academy needs them to stop causing chaos for five minutes.They're probably going to disappoint everyone.In a world where dungeons hold divine secrets and ancient gates lead to untold power, one thing is certain:This goddess isn't letting her favorite soul leave her alone.

He emerged from Hell Tower, one of Earth's most mysterious four forbidden zones, known as the Infernal Black Emperor who strikes terror into the hearts of his enemies!He is also the master of the Yin Yang Divine Needles, instilling fear into the Western world as the Eastern Divine Physician, with the ability to save lives with his left hand and take them with his right!Upon returning to the city, he marries the beautiful CEO of the Eastern Group, only to face his father-in-law's regret at the doorstep.'I excel at two things, saving lives and taking them; the ones I choose to save, not even the King of Hell dares to claim, and those I choose to kill, not even the Heavens can save!' —— Ye Xuan

When human beings ventured into the Interstellar Age, they encountered the Ochs Civilization, and thus followed the first Interstellar War.

Lost territories continued to increase along with the skyrocketing casualties. Eventually, humans were forced back into the Solar System.

In the 58th year of the Federation, Lin Fan, a traverser from Earth, graduated from the Interstellar Military Academy and entered the Federation Fleet.

That then signalled the day of the humans’ counterattack!

From dominating the Milky Way to the entire Universe, mankind never stopped.

This is a story of a traverser leading mankind to rule the Universe!