I choose a C ranked hero in another world, I was mocked online - Chapter 320: The Centipede Elder Who Slaughtered All (Two-in-One)

A top-secret experimental explosion transports Xiao Ming to a parallel world resembling ancient times.In this hostile land, he is the most unfavored prince, given the most barren fiefdom.Fortunately, however, a mysterious item from the experiment—the Technology Crystal—comes with him, granting him the ability to upgrade a technology tree.Thus, he begins a leisurely life in his fief, farming and developing industry.In the face of his unfriendly brothers and sisters, he has always followed the motto- friends come and get wine, jackals come and get shotguns.

Having a rough life growing up, Wang Tong had numerous dreams of living a better life. However, his alcoholic foster father sells him off as a space settler of the distant planet Norton for some pocket change. Soon after his arrival, the Zergs overran the planet and obliterated its defenses in a matter of minutes. What awaited Tong on Norton was more than just an unbearable environment – its gravity alone was five-times stronger than earth – there were also swarms of bugs, constant hunger, thirst, and desolation.

While he lives a year of total carnage and survival, humanity’s Confederation eventually overcomes the Zergs on Norton and the powerful survivor Wang Tong is given a recommendation to a once famous, but now dying military academy where he begins his life anew.

- Description from Novelupdates

Jianjing was reborn into a parallel world and became a genius novelist.Or rather, the soon-to-be deceased young genius novelist…[System Warning]: You committed su*cide, estimated time of death in 10 minutes.[Mandatory Mission]: Escape from the enclosed room.[Reward and Punishment]: Successful escape means the author continues the story, failure means the story is abandoned.Jianjing: WTF?!System: This is just the beginning, face the storm ahead!Jianjing’s view of herself: An ordinary bestselling novelist.Others’ view of her: “Novelist Detective”, “Honorable Citizen for Bravery and Justice”, “Police Consultant”, “Surprise Guest for Horror House Shows”, “Human Representative Against Unknown Creatures”…

The protagonist fell asleep while playing an online game. However, he awoke in a strange world with his game character’s appearance. In a state of shock, he noticed that he was equipped with nothing but his strongest weapon and armor. To make matters worse, our hero’s appearance was changed by the special avatar skin『Skeleton』when he entered this new world. The protagonist wanted to live without drawing attention, but he got acquainted with the dark elf Ariana and received her request.