The Tyrant Billionaire - Chapter 68 - Red Bill Gang

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

You take up a student career.

Student career upgrade to lv.7

Acquired skills: primary school knowledge, junior high school knowledge, high school knowledge.

You take the college entrance examination,

You got a perfect score.

Your basic occupation has been upgraded to lv.9, and the job transfer system has been activated.

You change jobs to become a scientist, you gain R&D skills

You use research and development skills to get space fortress construction technology

You use R&D skills to gain starship technology.

You are invincible.

- Description from novelbuddy

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

A small skeleton in the undead world inadvertently passed through to the end of the world. His limited IQ found that his boss seemed to be weak. As a good value, he decided to protect the boss first. When he was annoyed, he would do it directly. Turn the boss to his own position. Gao Shuo inadvertently encountered a strange encounter. At first, he used this skeleton as a combat partner to raise it. Until one day, this skeleton became a man, and Gao Shuo made a new decision. Don’t hesitate to rush to eat. Meng pet sweet text! ! ! (Little Skeleton) The Lord is accepted by the Lord! ! ! The important thing is that the protagonist can be transformed between the monks and the people three times.

- Description from Novelupdates