Start by Spending One Billion [Entertainment Industry] - Chapter 4

Riven's life turns upside down when Elysium's Multiverse absorbs planet Earth. On the fringes of a newly growing galaxy where magic and fantasy are both very real, the inhabitants of three merged worlds must find a way to survive the trials Elysium sets out for them. Riven finds himself thrust into a whirlwind of chaotic events just trying to make it out in one piece, learning how to craft the dark arts to do his bidding as he strives to keep his loved ones safe.But the powers of this new multiverse have other plans for Riven's tiny planet, and Elysium's worldwide trials are just the beginning.*A mixture of brutal violence, the darker aspects of humanity, and comedy. Centered around a blood mage / warlock and his demonic summons. This story is full of gory fight scenes, you have been warned.**Inspired by 'Defiance of the Fall', 'Primal Hunter', 'The Legend of Randidly Ghosthound', and 'Infinite Realm' series. I hope I do them justice.*

What’s worse than finding out you’re that Louis XIV when you’re a baby?

Of course there is, for example, it’s still a magic version.

- Description from novelbuddy

Entering the interstellar era, Su Tan wrote novels, became a celebrity, hosted and ate food, and began to dominate the interstellar entertainment circle.

Until one day, the strongest star / anorexia anorexia / cold abstinence emperor ate his food-long! fat! It’s up!

Emperor, “Fine, marry him back, and I will punish him personally.”

Su Tan, “? ?”

- Description from Novelupdates

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.