I Fabricated the Techniques, but my disciple really mastered them? - Chapter 315 - 186: Xu Yan Enters Tong Xuan, Life and Death Sword Wheel_2

Elena, who spent her entire life as a cold-blooded female knight to avenge her family, ended up dying without claiming her revenge. When she opened her eyes she found that she went back into the past. By day she was a lady in a dress, and at night she carried a sword to change history and prevent her family’s destruction.

Bai Zishi has an extraordinary sensitivity to jade since he was a child.
By chance, he came to a place with the same technological level as the earth,
There are no women on this planet, only orcs who can transform and sub-orcs who cannot transform.
Orcs defend their homes and evolve with gems, and the most powerful gemstone is emerald.
This led to the birth of a noble profession in the Boya Continent-the Stone Gambler!

Content Tags: Different World Continent Farming Culture Traveling Through Time and Space Ability
Search keywords: Protagonist: Bai Zishi, Vincent Karen Garcia ┃ Supporting role: ABC in the world of orcs ┃ Others: orcs, domineering

- Description from novelbuddy

It has been more than ten years since he was transported to another world. The protagonist Deris Fahrenheit, who has became a magician with special circumstances, was freely enjoying his life in this world. However, a girl appeared before him and asked him to make her his disciple. That girl seems to be a transported person――

It’s a story of him who becomes the girl’s teacher and trains her to achieve her revenge (?) in otherworld.