MTL - Pass Through 80s: A Notoriety - Chapter 476 shut up

Raised by an abusive father, bullied by his tyrant classmate, and grew up without a mother and friends, Kaiju was chosen by the Tower as a player to participate in the trial. However, how could the Tower blundered about overchoosing its participants?Kaiju didn't have a choice but to participate on the Hellish Trial, the difficult there is. Without much preparations, Kaiju had to rely on luck to survive.[You have survived through a fortuitous encounter. You have obtained 10 Luck Points!Your 10 Luck Points are multiplied ten times…Congratulations!You have been rewarded with 100 Luck Points!]When Ladyluck decided to help him, can he survive the Hellish Trial and possibly complete it, when, in the history of the Tower, no one haven't yet?[You have formed a master and pet bond with the Savage Beast.You have obtained the title, Beastmaster!]With the beasts accompanying him, will he soar and conquer the Tower?

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates

Transmigrated into a trash body of general's daughter as female lead? Peh! Too mainstream! Transmigrated to be a villainess? Common! What about transmigrating and ending up as cannon fodder? Have read it before!

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?