Please recommend some sci-fi novels with the theme of selling firearms, the background is similar to a city, and contains alien technology. The number is N.

😋I recommend a few novels for you, suitable for different types of readers like online games, science fiction, and apocalypse: [Online Game: Virtual War: The protagonist has a chance to start over, modify creatures, create items, and find a way forward in the void.] In the gamified world, the main character could modify and create items according to his needs. There might be technology, magic, and immortal cultivation. "I Can Transform Black Technology": The protagonist gained the ability to transform everything, including firearms, warframes, and even heavy cannons and fighter jets. But gradually, he realized that in the depths of this bottomless apocalypse, there was an even more terrifying shadow. "Online Games for the Whole People's Transformation": The Global Federation created this virtual space that simulated, created, and synchronized the environment with the ecological environment on the new planet-"Spirit Realm." In the "Spirit Realm," people would learn to adapt to all the knowledge of survival and life in the new environment. I hope you like my recommendation, Mwah ~😗

😋, for sci-fi novels, doomsday novels, and novels that have monsters to level up, I strongly recommend the following: " Rebirth in the Apocalypse: Fighting Monsters with the Loyal Dog CEO " [The Doomsday Queen's Cultivation] " Invincible Divine Power of Crossing Worlds " [Level Up by Fighting Monsters] " After the Doomsday Game Arrives " 'My Doomsday Shelter Can Upgrade' These novels were all sci-fi doomsday novels, and they contained elements of fighting monsters to level up. I hope you like my recommendation.😗

😋I recommend the following sci-fi novels that you can't stop reading: "The Strongest Sharing System in the World","Mystic Emperor of the Apocalypse","Super-supplier of the Apocalypse","Survival for All: My Items Can Upgrade automatically","Survival of the Apocalypse: Getting a Big Mall at the Beginning", and "Endless Survival System of the Apocalypse". They all had ups and downs, full of suspense and excitement, and were very suitable for readers who loved science fiction. I hope you like this fairy's recommendation. Muah ~😗

😋I recommend Return to the Stars to you. This is a sci-fi space novel written by Qing Chen Mo Ran. The female lead, Lan Qianjing, had accidentally died and then transmigrated to the galaxy. There, technology was developed and martial arts were revived. The footprints of humans were all over the galaxy. If you like to watch elements like starships and mechas, it will satisfy your cravings. I hope you like this fairy's recommendation. Muah ~😗

😋I recommend the following firearms novels to you: Fighter of the Magic Age: The young people who used the Fighter's skills and training dojos in Dungeon Fighter Online traveled back to the Magic Age. You will definitely love the rich gun battle scenes. " High Martial: My Classes Are a Little Too Many ": The story of Dark Star being invaded by crystal beasts. People choose to use the skills of various classes to strengthen themselves in order to resist, including gunners and heavy mecha warriors. " Zombie Hunter ": In the apocalypse where zombies wreaked havoc, guns danced wildly, and tens of thousands of zombies surrounded the city. Humans used guns to resist the attacks of zombies. " I Can Transform Black Technology ": The story of the protagonist who has the ability to transform using high-tech guns to fight in the apocalypse. [Sniper Spirit's Trajectory: Firearms have become the last hope of human survival in the Catastrophe. Only by awakening firearms and becoming the fittest can we protect the last pure land of human civilization.] I hope my recommendation can bring you the joy of reading. If you like it, please let me know.

😋I recommend the following novels to you. I hope you will like them: 1. "Interstellar Hackers: The Battle of Wisdom"-In the online world, hackers are omnipotent. They are well-versed in words, rigorous in logic, and a grand sci-fi journey. 2. "The Interstellar Life of a Time Traveler Girl"-The story of a time traveler girl who brought a cheat to the Interstellar Era. Finished. Don't worry. 3. "Guide to the Goddess of the Stars"-The story of a transmigrated girl who brought the game system to the interstellar era and worked hard to level up. I hope you like this fairy's recommendation. Muah ~😗

I recommend I Am a Parasitic Flower, a sci-fi novel about evolution and mutation. This novel is about the life and growth of a parasitic plant. I believe it will meet your needs. I hope you like this fairy's recommendation. Muah ~😗

😋I recommend the following novels to you: 1. "The Earth Destruction Plan": The protagonist is a human. Faced with the intelligence of aliens that surpasses their own, they engage in an intellectual war. 2. [Doomsday Rebellion: Raindrops of rainbow light descend upon Earth, turning the world into a game. The protagonist will face all kinds of monsters and enemies.] 3. [Doomsday Traveler: The protagonist relies on the Doomsday Traveler System to become a god in the apocalyptic world.] 4. "Global Cataclysm: My Doomsday Fortress Can Upgrade Unlimited": The protagonist transmigrated to the apocalyptic world, has an unlimited supply of materials, and is bound to the Doomsday Fortress System. He can upgrade anything in the fortress indefinitely. I hope you like this fairy's recommendation. Muah ~😗

Well, 'Ender's Game' by Orson Scott Card is a best - selling sci fi novel. It tells the story of a young boy, Ender, who is trained to fight in a future inter - species war. The book delves deep into themes like morality, leadership, and the nature of war. Then there's 'Foundation' by Isaac Asimov. It's a classic that deals with a vast galactic empire on the verge of collapse and a group's attempts to shorten the coming dark age. It's known for its grand scale and scientific concepts.