MTL - My Brother-in-law is the Prince - Chapter 3 vertical

Joshua woke up in the middle of a battlefield one day only to discover that he has been transmigrated into a popular MMORPG, Continental War. Discovering that he has not only been displaced in space but also in time, Joshua realizes he has knowledge of the events unfolding around the world as he had played through them as game events. Read on to discover how Joshua forges his path towards becoming a legendary warrior!

Floren, the most renowned realm of all realms, yet forgotten by all. The soul of a person from Earth accidentally crashed into this unexplored realm, ending up in a dragon egg. Transforming into a crimson dragon with the mindset of a human, Claudius was different from other dragons. He only wished to live an easy life, enjoying his lifespan of thousands of years to its fullest. However, the world is not such a forgiving place, dragging Claudius into countless struggles and death battles. Is it really possible to live a leisurely life?!

- Description from Novelupdates

The main character has been reincarnated, and he possesses a system and a powerful treasure. Using these, he plans to create his own universe. Keep reading to find out more.

On the day he experienced the most shocking betrayal of his life, as if that wasn't enough, he was beaten half-dead—and that was when the Infinite Wealth System awakened within him.[System Activation Complete!][Congratulations, Jayden Cole. You have been chosen as the Host of the Infinite Wealth System.][Now let’s fix your miserable life!]Thus, the Infinite Wealth System changed his life.The system tasked him with completing many challenging missions—some that could even threaten his life or land him in grave trouble—but the rewards were mighty![Task #002: Buy the most expensive item in a luxury store. Pay in cash. Say, ‘Keep the change.’][Reward: 1 Million Dollars!]---[Task #004: Slap your troublesome landlord with a rent receipt and say, ‘I just bought your building.’][Reward: 5 Million Dollars!]-------[Task #005: Take a beautiful rich lady you never knew to a 5-star hotel and spend one week with her. You must nut her twice or more!][Reward: 20 Million Dollars!]---[Task #007: Attend a luxury auction. Outbid a billionaire on a Rolex and walk away without collecting it.][Reward: 15 Million Dollars!]---As the world’s most dangerous and outrageous missions begin piling up—from dismantling corporations to outwitting billionaires’ most important workers and daughters—one thing becomes clear:Jayden won’t just climb the ladder of success. He’ll set fire to it and build his own throne at the top.Power. Vengeance. Wealth. Women.And one man bold enough to claim them all.