False Villain : Anunnaki System vs Demon Contract - Chapter 63 - 060. System Users Are Evil!

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

Dr Dalton Wyatt, a world renowned Scientist and Inventor is transmigrated to the body of a high school student Dalton Wyatt who committed suicide due to unfortunate circumstances and complicated life.

Do not judge others in ignorance within my presence.

Those who think to harm someone should be ready to be harmed.

Those who are open and respectful shall receive my kindness and respect.

Those who plot against me are seeking their own death.

This is true, for I am death… I am Lin Feng.

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Lin Feng tried to be the diligent and hard-working good guy. He Studied hard, did his best to make his family proud and not get into trouble, but when he saw a girl being taken advantage of, he had to intervene. He had been tricked, sentenced to 10 years in jail and framed for a crime he never committed, all was lost. If his life was over he would take those who ruined his life with him…

Suddenly he opens his eyes again. He is not dead, but alive in the body of the Lin Feng of a different world. This Lin Feng had been killed as trash of cultivation. This world where the strong had no regard for human life and would kill freely if they had the strength. Called ‘trash’ and thrown away, with vengeance in his heart he will rise to new heights opposing the will of heaven and earth.

Zhang Ye was originally a mundane college graduate with aspiring dreams to become a star, but unfortunately has below average looks and height. However one day, he woke up and suddenly found himself in a parallel world!

It’s like the same world, but wait a minute…many brands, celebrities and even famous works from his world changed and are gone in this new world!

Armed with the profound literary knowledge of his previous world and a heaven-defying Game Ring that gives him magical items, stats and skills, Zhang Ye embarks on a journey to pursue his life-long dream of becoming famous!

Follow Zhang Ye as he takes the new world by storm, one plagiarized piece at a time, to hilarious reactions!

- Description from novelupdates