I Evolved Into a Super Tyrannosaurus Before Future Humans Arrived - Chapter 9

In the vampire-ruled kingdom of Mildelar, the Blood Games stand as the ultimate form of entertainment—savage battles between familiars, humans bound to their vampire masters through blood pacts. Far more than mere spectacles, these brutal fights determine the prestige of noble families, shaping their power and influence across the realm. Lyon, a young human saved from death by a blood pact with the alluring Arya Valakys—one of the king’s daughters—is unwillingly thrust into this cruel world. Bound to his mistress, he is forced into relentless battles to elevate her standing.Lyon, however, stands apart from other familiars. While they derive their strength from the fear of punishment, he draws his... from having dirty thoughts about his mistress!

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

In the world of war games

Red Comet: “Amuro Ray, what kind of ability is it to bully recruits, come out and face me if you have the ability!”

Lin Youde shook his head: “What you’re looking for is Amuro Lei, what does it have to do with me, Li Abao?”

Go offline and return to the real world, to Konaku.

Lin Youde looked at the steel giant in Gnaku and couldn’t help sighing.

“Gundam is so handsome~!”

Correspondent: “Dr. Lin Youde, I have your sortie order.”

Lin Youde sighed: “Have it started again, stupid soul bound by gravity.”

Entering the cockpit of the red steel giant and opening the open door, Lin Youde said seriously.

“You guys, are you going to start a war again?”

“I just want to play games in peace!”

“Lin Youde, Gu Tie, attack!”

- Description from novelbuddy