Is there any sci-fi or doomsday crisis novel recommended by the system? Is there also hot-blooded, decisive, calm, hard-core sci-fi, and popular science elements?

This novel was called "Global Descent: Master of Achievement". It was a sci-fi/doomsday novel with elements of system, passion, farming, and mage. You can read this novel on Qidian Chinese Network. [Global Arrival: Master of Achievement] by Rainbow Frog. The introduction of "Global Descent: Master of Achievement" was: Global Catastrophe, travel through other worlds, myriad races fighting for hegemony, heroes rising together. After Lin Yuan chose Lord Mode, the Achievement System descended. "Achievement System loaded successfully." "Congratulations on completing the achievement [Survivor]." "Survivors. Surviving the first disaster." "Reward: 1 Achievement Point. Activating the right to exchange survival materials." [Challenger],[Overlord],[Above Legendary],[Dragon Slayer],[Prince of the Hundred Races],[Clan Extermination],[Demon Hunter],[God Eater]. One by one, their extraordinary achievements witnessed Lin Yuan's rise step by step. Hurry up and read!

This novel was called "National Overlord: I Have Overlord Simulation." It was a sci-fi/apocalyptic novel. It had elements of system, hot-blooded, imaginative, apocalyptic, martial arts, mainstream, and refining. You can read this novel on Qidian Chinese Network. [National Overlord: I Have Overlord Simulation] Author: I don't want to write. Finished, you can read without worry. The introduction of "National Overlord: I Have an Overlord Simulation Tool" was: In the war of the universe, the humans of Planet Earth were sent to the alternate universe to become overlords and participate in the struggle for power in the universe. After descending, everyone would obtain a territory altar. People could summon warriors from the territory altar and strengthen their territory. The winner could become the universe master of the new universe. The main character had the Overlord Simulation Device and could use resources to simulate. After each simulation, Zhou Qi could choose one of the resources, territory construction blueprints, and territory characteristics as a reward. Hurry up and read!

This novel was called "I'm Building a Tank on the Wasteland." It was a sci-fi/doomsday crisis novel. It had a system style, relaxed, hot-blooded, two-faced, doomsday, hegemony, and no female protagonist. You can read this novel on Qidian Chinese Network. "I'm Building a Tank on the Wasteland" by Ouroboros. I'm Building a Tank on the Wasteland was an unforgettable and refreshing novel. The author cut in from a unique angle, skillfully combining the hot-blooded career with the natural and delicate character description. The experienced writing style and smooth writing style made people immersed in it. Although the number of words was not much, it already showed the potential to become a good book. Even though the narrative description affected the reading experience, the overall reading quality was still quite good. This book has brought me a pleasant surprise. I hope that I can continue to maintain this level in the future. Whether it was a man or a girl, it was worth reading. Hurry up and read!

This novel was called "Doomsday: Free Resources at the Beginning, 100 Times Compensation". This was a sci-fi/doomsday crisis novel, and it had system, hot-blooded, decisive killing, fast-paced, management, and evolution elements. You can read this novel on Qidian Chinese Network. "Doomsday: Gifts at the beginning of the game, 100 times the compensation" Author: The Running Rabbit. Finished, you can read without worry. [Apocalypse: Gifting Resources at the Beginning, Receiving a Hundred Times Compensation][This book is also known as: [Please, Don't Give Me More],[I'm Really Not a Good Person] After traveling through the apocalypse, he woke up to a completely different world. He searched his room and only found a bag of bread. Coincidentally, the retired old man next door came to ask about food. Su Yuan made a bold decision. That was…to give out his own food! Not for anything else, but because… You protected us for the first half of our lives, and I protected you for the second half of our lives! [Ding, you have gifted your own food. You have received 30 times the critical hit compensation!] [Ding, obtained bread x30] When the system awakened, as long as one gave out their own resources, they would be able to receive critical damage compensation. [Ding, you have gifted your instant noodles. You have received 20 times the critical hit compensation!] …… [Ding, you have returned the potion to this greedy woman. She has received a critical hit. Effect X30. Let her suffer the consequences of her actions.] [Ding, you have gifted a transcendent item. You have received a hundred times critical hit compensation!] [Ding! Obtained Holy Inheritance Crystal!] …… [Ding, you have returned the nuclear bombs of the Great Eagle Kingdom. You have received a triple critical hit. You have returned three nuclear bombs.] Su Yuan turned around and looked at his huge base, as well as the many pairs of admiring gazes. He really wanted to say,'See, I'm really not a good person!' [No Holy Mother][Decisive Killing] Hurry up and read!

This novel was called "Apocalypse: I, Sunflower, Demon God at the Beginning". It was a sci-fi/apocalyptic novel, and it had a system style, decisive killing, and apocalyptic elements. You can read this novel on Qidian Chinese Network. "Apocalypse: I, Sunflower, Demon God at the Beginning" Author: The New Age Wants Coke. The introduction of "Apocalypse: I, Sunflower, Demon God at the Beginning": Apocalypse, Zombie Tide, Extraordinary Awakening! Some people awakened their bodies of steel and fought hundreds of zombies alone. Some people awakened their ice and the city instantly turned into an ice hell. Su Changan, on the other hand, had awakened a mutated sunflower. As long as it absorbed enough sunlight, it could bear sunlight fruits. [You have absorbed the Sunlight Fruit and obtained Li Xin-One Thought Demon God template.] [You have absorbed the Sunlight Fruit and obtained the Kai Guardian of Dawn template.] Su Changan was shocked. The Sunshine Fruit contained the heroic power of a king. As the Mutated Sunflower advanced, the Sunlight Fruit also gave birth to a hero. [You have harvested the Sunshine Fruit. Summon Hero Luna.] [You have harvested the Sunshine Fruit. Summon Hero Diao Chan.] Several years later, the world was filled with endless monsters, but there were several teams that cut through the terrifying creatures in the night like blades of dawn. They were called the Great Wall Guards, the Sirius Star Team, the Classic of Mountains and Seas… Hurry up and read!

This novel was called "Doomsday: My Drop Rate Is Directly Maxed Out". It was a sci-fi/doomsday crisis novel, and it had a system style, decisive killing, and doomsday elements. You can read this novel on Qidian Chinese Network. "Doomsday: My drop rate is directly maxed out" by Ruo Qingfeng. Finished, you can read without worry. The introduction of "Doomsday: My drop rate is directly maxed out" read,"With mushroom clouds blooming all over the world, the end of the world has arrived as promised." Radiation and cold winter enveloped the entire surface. Mutants and Extraordinaires controlled the fear and order of the new world. The remaining humans could only hide underground and use their limited resources to survive. Chen Xi, who had transmigrated, found that not only had she transmigrated to an apocalyptic world, but she had also loaded the game system of a famous web-based game. More importantly, his drop rate seemed a little ridiculous… [Ding! You have killed a D-class mutant! Obtained 5 experience points! 999% drop rate bonus. Congratulations on obtaining a Glock 18 Fully-Automatic Handgun!] Hearing the system prompt in her mind, Chen Xi's mouth twitched slightly. "This drop rate is ridiculous!" ... While the others were still worrying about clean water, he had already drunk the 100-year-old Lafite Lafite. When humans were still under the threat of the mutants, he had already put on his exoskeleton armor and held the HK433 assault rifle, standing at the top of the food chain on the surface. While the other fallout shelters were still struggling to survive underground, he had already led his people to counterattack the surface and restart their homes! This was an ordinary person with a full drop rate, an ordinary journey to the end of the world… [Key words: apocalypse, subway, farming] Hurry up and read!

This novel was called "The Mythical Invasion, I Have a Pay-to-win System". It was a sci-fi/doomsday crisis novel, and it had system, doomsday, and pay-to-win elements. You can read this novel on Qidian Chinese Network. "Invasion of the Gods and Demons, I Have a Krypton Gold System" by Young Master Demon Immortal. Finished, you can read without worry. The introduction of "God and Devil Invasion, I Have a Krypton Gold System" read,"Xiao Yu transmigrated to a blue planet world, and coincidentally, the apocalypse arrived and God and Devil Invasion arrived." Monsters wreaked havoc, demons ran amok, and unknown gods and devils slaughtered humans wantonly. Fortunately, he was bound to a pay-to-win system. As long as he paid, he could become stronger. [Ding, payment successful. Attributes +10...] [Ding, payment successful. Weapon Enhancement +10] Xiao Yu expressed that he could really do whatever he wanted with money. As long as he paid the money, even if the gods came, he could beat him up. From then on, Xiao Yu became a god in the apocalypse and became invincible. Hurry up and read!

This novel was called "The System: Turning Trash into Treasure, Crossing the Apocalyptic World". It was a sci-fi/post-apocalyptic crisis novel, and it had the elements of a system, hot-bloodedness, decisiveness, intelligence, and calmness. You can read this novel on Qidian Chinese Network. "System: Turning Waste into Treasure, Running Across the Apocalyptic World" Author: Chai Fan. The introduction of "System: Turning Waste into Treasure, Crossing the Apocalyptic World": When the game is reflected into reality, when the world order collapses. Lin Yao, who accidentally activated the system, thought that he had become the chosen one. He didn't expect that the system he was bound to was a junk picker. "Ding! The host has obtained an old and tattered magazine. It has been identified as a Demon Master Level martial arts technique! Ding!"The host has obtained a marble. It has been identified as a top-grade demon stone!" Ding!"The host has obtained a Pig Slaughtering Knife. It has been identified as a Demon Slaughtering Knife!" Lin Yao looked at the top-grade materials that filled the entire storage space and could not help but laugh. Hurry up and read!

This novel was called "Reborn in the Apocalypse: I Use Martial Arts to Overpower Everything". It was a sci-fi/apocalyptic crisis novel with elements of system, hot-bloodedness, rebirth, decisiveness, apocalypse, and the future. You can read this novel on Qidian Chinese Network. "Reborn in the End of the World: I Use Martial Arts to Overcome Everything" Author: Yangyang Loves Fish. "Reborn in the End of the World: I Use Martial Arts to Overpower Everything", Yu Yang was originally a "Sequence Warrior" in the ninth survival zone of the Azure Federation's Great Xia District, but he died in battle and was reborn into a hooligan… So what if he didn't have any Force talent? I'll focus on martial arts in this life! This punch, two hundred years of Xingyi Fist, can you take it? This book was also known as "I Smash the Stars with One Punch","The protagonist is known as the" Nape Terminator "," Run, the protagonist is crazy "... Hurry up and read!