Myriad Realms Gatekeeper - Chapter 1109 - 504 Battle (1)_2

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

Upon waking up, Jiang Fan became a low-level fisherman in Tonghe County, with a home empty as four walls and a stomach rumbling with hunger. Inside, he has a beautiful wife to support, and outside, he faces oppression from the Dragon King Gang and the Government, beset by internal troubles and external woes, nearly at the end of his rope.Fortunately, he awakens his Life Chart with the Great Blessings Equal to Heaven attribute: surviving great ordeals will certainly bring future happiness.As long as he gets through the tribulations, he will surely gain opportunities, with Destiny upon him.……Millions and millions of years later, Jiang Fan looks at the pieces of Immortal Family's supreme treasures in his home, along with the Sect's Fairies, the Dynasty's Goddesses, unparalleled demon queens, and peerless fox girls about to break into a fight, he wants to cry without tears.Heavens, please don't send more, really don't send more, at this rate, the house is about to catch fire, truly can't withstand any more.

A military enthusiast with dreams of serving, shaped by his father’s influence and a bookshelf full of war theories, finds himself unexpectedly reborn into a fantasy world he’d recently read about.Now an orphan, he faces impending destitution in a land governed by strict caste systems. But with the Reich Empire Academy Entrance Exam as his potential salvation, he’s armed not with magic, but with a vast knowledge of military tactics from his past life. As the date of his expulsion from the orphanage looms, he’s determined to leverage his unique skills to change his fate.

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.