I have a bunch of players on Earth - Chapter 1926 - 1945: Siege -PartpOne one) !

A young man, a modern-day history and war enthusiast, finds himself reincarnated in the body of an orphan — one destined to inherit a small, struggling barony from his dying uncle. But fate offers no easy path. Inside the family, greedy rivals lurk, eager to steal his inheritance. Outside, hostile neighbors eye his weakened lands, ready to tear it apart at the first sign of weakness.This is a tale of ruthless ambition, cunning strategy, and relentless struggle. From a powerless orphan to a baron, from the weakest barony to the mightiest duchy — he will rise through blood, steel, and fire.

Bob was a good guy. He had done everything you were supposed to do. He exercised, he kept to a healthy diet, he'd studied hard, gotten excellent grades, and was working towards his masters. Somehow, things just weren't working out for him like he'd been told they would. He was stuck in a thankless position, constantly passed over, and it seemed that the only being on earth that cared about him was his cat.

Then things got worse.

Never back a man into a corner unless you want to find out just how hard he can fight.

When others pass through, they are either all-powerful or proud of their lives, but when it was her turn, Jiang Liuer turned into a calamity.

The declining family, the unassuming father, the nerdy sister, and the black-bellied boy who popped out of nowhere… all of them are her calamity.

Jiang Liu did not hesitate, twisted Jie into a fortune with his chubby hands, and lived happily ever after.

- Description from novelbuddy

Jiang Liu lost his father at the age of three. When he turned five, his mother decided to run away with another man. At the age of fourteen, he sent off the only relative he had, his grandfather, before carrying a small amount of property and stepping into the big dyeing tank called society.
He was stingy, selfish and absolutely disgraceful. Except for breaking the law, he accumulated all the bad habits available to the mankind. Yet, such a man, after an unexpected death, was bounded by a silicon-based creature called the righteous father’s system. Since then he started his magnificent career in the world system.

World 1: On the ultimate evolution of unquestioning filial piety;

World 2: The man who loves to boast;

World 3: The search for the second spring for ones own mother

World 4: Good father

World 5: The self-cultivation of a national husband

World 6: Acrobat

World 7: Divine stick

World 8: My home has a baby egg

World 9: The correct way of wearing the green hat

World 10: Tremble, you scum man

World 11: An angel who doesn’t like to talk

World 12: The rebellion plan of a martyr

After several worlds went by…..

Righteous father’s system 001: [Shivering], I wonder if I still have time to change my host.

- Description from Novelupdates