MTL - The 21st Century of the Gangsters Everywhere - ~ Seven hundred and seventy-five gradually conspicuous changes

Jyera, a parallel Earth ruled by humans, was about to enter the interstellar era when the apocalypse arrived. Animals turned into monsters, humans became zombies, the weather went crazy, and all technology stopped working.Rick was a rookie firefighter on his first day of work when the apocalypse began. With the help of other survivors, they trusted each other and managed to survive the initial chaos.But due to the greed of his companions, Rick was betrayed by them and ended up dead. After regretting his choices and accepting his fate, Rick finds himself alive again 7 days before the apocalypse begins. Now armed with a powerful system and knowledge of the future, Rick plans to not only survive, but thrive in the harsh apocalypse…

In the Realm of the Gods, countless legends fought over a mysterious cube. After the battle it disappeared into the void. Lin Ming stumbles upon this mystery object and begins his journey to become a hero of the land.

Lin Ming, a talented man for martial arts wanted to audition for Tian Yun Wu Fu with a girl named Lan Yunyue,
She was his childhood friend since young and they both have a small crush on each other.
But on the day of audition, Lan Yunyue did not come, which left Lin Ming in curiosity.
He later found out that a guy who is rich and talented, named Zhu Yan helped Lan Yunyue.

If you can reincarnate or transmigrate into a cultivation novel world and you have a choice, would you be a protagonist, an antagonist, a side character, or a mob character?

And what would you do if you are aware that you’re a character in a cultivation novel?

Mao Miaomiao, a 60-year-old retired professional MMA fighter got transmigrated into a mysterious cultivation world with modern technologies. He found himself in his youthful body, and he got a system as a bonus.

Cliche, right?