Beyond the Apocalypse - Chapter 11: Abyssal mantis

Chen Miao transmigrated to a supernatural world, where everyone had their own profession, such as “Student”, “Fighter”, “Thief”, and so on.After much contemplation, he activated the “Gunslinger” profession.From then on!While the foreign races brandished their claws to invade, and others tirelessly trained their physical fitness and learned skills.Chen Miao silently ventured into secret realms to collect all sorts of materials, crafting Occupation Exclusive weapons like the “Thompson Submachine Gun,” “Falling Blossom Sniper Rifle,” “Inferno Gatling,” “Matrix Sky-Eye Cannon,” and so on....One day, people suddenly noticed that a very unfamiliar Supernatural Occupation had appeared on the city's Combat Power rankings.And in the crowd.Chen Miao, bare-chested under a black suit jacket with sunglasses on and a cigar in his mouth, held two Inferno Gatlings in his hands, looking up slightly at a group of scoundrels in front of him with the corners of his mouth turned up.“Don't wait for me to stuff the gun barrel in your mouth before you admit you were wrong.”

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

On the brink of destruction, I regained consciousness and found myself back in the past, 20 years ago. In order to have a peaceful retirement, I must prevent the impending doom.

In the far future humanity is threatened by monstrous beings called kaiju now humans have expanded across the galaxy with the development of new techniques and fleets of mechs.Alto a young boy with dreams of becoming a great mech pilot is forced to be a mech designer. He finds a strange technology that opens his eyes to the vast secrets of the galaxy, now with a new purpose Alto must become something the world has never seen before.A/N: Just wanna do a good sci-fi book