Carl inexplicably transmigrated into the Marvel universe... This is the Marvel universe, a world fraught with disaster. Who knows, while you're sleeping at home, a Hulk might go berserk and start smashing things, inadvertently affecting you in your sleep... There are even aliens and dimensional beings eyeing Earth with predatory intent. Even humanity itself isn't safe; there are always mutants aspiring to be terrorists, and villains trying to control or destroy the world... Even S.H.I.E.L.D., which outwardly maintains world security, is nearly 80% actually Hydra... After receiving the original owner's memories, Carl immediately wanted to use his Chinese identity to go to China, until he heard: 【System Activation in progress... System Activation Complete...】

[More women than men] [More female protagonists] [Women chasing men]

More than a hundred years ago, human genes were changed by a virus brought by a meteor shower, causing the probability of conceiving a boy to drop to 10% or even below 10%, which means that on average, for every hundred children born, there will be at most ten boys.

In some countries, the birth rate of boys has even dropped below 5 percent.

Because of the scarcity of boys, men enjoy far more social benefits than women, but they have to marry early.

Lin Fan traveled to this world where there are more women than men. Right after he finished the college entrance examination, the Daxia Empire gave him a wife. Let's see how he climbs to the top step by step in this world.

Everyone can change their job + invincibility + dual professions + cool writing + unlimited evolution.

In this world where everyone changes their job, the rules of the game come into being and everyone can awaken their job.

Brush dungeons, venture into secret realms, fight against void monsters, kill people and steal treasures in public dungeons, don’t care about life and death, just fight if you don’t accept it!

On the day of career awakening, Lin Chuan awakened the mythical career of Necromancer, summoned high-level undead creatures, and awakened 10 times the attribute talent!

Undead creatures continue to evolve, awaken skills, open equipment slots, and gain their own unique talents!

The job change to level 20 is successful, all skills evolve again, all undead creatures gain 20 times the attributes, and new skills include Black and White Impermanence, which can take souls and take lives!

At level 50, the second transformation begins, and the holy object is activated. The undead spirits of heaven and earth obey my orders and follow me to flatten the void battlefield!

Traveling through the pirate world, Ian obtained a god-level treasure chest system. The system treasure chest can help Ian obtain the thing he wants most in his heart. The level of the system treasure chest can be used to improve Ian's own abilities. There is only one way to obtain the system treasure chest - fighting! The stronger the opponent, the more intense the battle, the higher the level of the system treasure chest Ian can obtain! As a result, Ian, who becomes stronger with each battle, makes the entire pirate world tremble! Blackbeard: "Why! Why do I have to live in the same era with a monster like Ian." Whitebeard: "This kid is so terrifying, I am indeed a remnant of the old times!" Five Elders: "This Ian is even more terrifying than Rocks back then! Does he want to overturn the entire Red Earth Continent?!"

Immortal cultivation + system + many children and blessings + multiple female protagonists + harem + refreshing writing + fast pace + high IQ + anti-routine...

Bi Yang traveled through the world of immortal cultivation and awakened the system of having many children and being blessed. The more children he had, the stronger he would be.

In order to respond to the Taoist Alliance's call to have more children and receive more subsidies, Bi Yang married a fairy-like wife at the beginning and devoted himself to the action of starting a family and building a career.

[Ding Dong! The Father of All Immortals system has been successfully bound!]

[Many children bring more blessings: The more you reproduce, the stronger your bloodline will be! ]

[Bloodline Development: The process of you and your Dao partner giving birth will nourish each other and enhance your Dao partner's qualities!]

[Always Hit the Target: No matter who it is, don't worry, you'll get it.]

[Father of All Immortals: The stronger your offspring, the greater the boost you will receive!]

"My dear husband, since you like children so much, why don't I help you find a concubine...

Linde travels through the world of anime. Curafia is his adopted sister, Rias is his childhood sweetheart, and even after awakening his system, he can recruit his own demonic followers. From then on... the demonic contracts begin to spread across the universe. ... Curafia: Linde, I'm no longer content with just being a adopted sister. Rias: Linde is my only fiancé. Miyano Shiho: Master, can you replenish my demonic power? Esdeath: Master, please make me stronger. Nakiri Erina: My divine tongue is the best. ... Unknowingly, Linde has transformed the universe into his own pasture.

Yang Han wakes up to find himself in the Marvel Universe, transformed into Venom, and a more powerful version of Venom. He can absorb the genes of any superpowered being, becoming his own strength. By coexisting with humans, he can grant them superhuman powers. Natasha: "You've already entered my body, so you can't be irresponsible." Jean: "My Phoenix Force is about to get out of control again. Please enter my body quickly, please." Skye: "This is my body, don't mess around!"

Yun travels to the world of pirates.

At the beginning, he faced the life and death selection of the Rocks Pirates.

Fortunately, I have awakened the golden finger: my comprehension is beyond belief.

[Through eating, you gain insights and comprehend the Cell-Eating Art.]

You watched Kaido display Armament Haki and Observation Haki, and suddenly gained an insight. You learned Armament Haki and Observation Haki... Through deduction and creation, you successfully created Armament Haki: Divine Armor and Observation Haki: Divine Sense.

[You awakened Conqueror's Haki...successfully comprehended Conqueror's Haki: Kamui, and created a Conqueror's Haki training method.]

[You consumed the Shadow-Shadow Fruit, triggering a sudden burst of intuition and realizing the fruit's hidden power... You developed the Shadow-Shadow Fruit's ultimate hidden form—the Shadow-Shadow Fruit, Mythical Beast, Darkin King form.]

[You create a Devil Fruit fusion...]

Devil Fruit Fusion, Devil Fruit Evolution!

The pinnacle of physique, the ultimate dominance, and unparalleled swordsmanship!

With his extraordinary understanding, Youen created a different world of pirates.

[Naruto + multiple heroines + invincible + cool story] Lu Xiaoqian traveled through the Naruto world and became Moonlight Gale. He thought he was going to die from his occupational disease, but ended up being bound to the exchange return system.

Physical communication returns tenfold, intimate communication returns a hundredfold, in-depth communication returns a thousandfold! Soul communication returns ten thousandfold.

Hey! Don't run, beautiful lady in front of you! Talk to me first before you go!