I hate being in pain, so I think I'll make a full defense build - Chapter 81

This is a world where the ancient deities had died, and demons are born from the dark.This is a world where martial arts are common, and they’re divided into nine-class, where the highest class leads to the world of immortals.Zhou Heng transmigrated to this place and became an apprentice in a normal martial arts school. He practiced martial arts hard and at the same time, worked hard for a living.One day, when he was practicing martial arts, he heard this voice.“You’re practicing martial arts hard. Your level of proficiency has increased by 1.”“You’re practicing martial arts hard. Your level of proficiency has increased by 3.”“Congratulations! Since you have been martial arts nonstop, triggered ‘Heavenly Reward’. Your understanding toward martial arts has increased exponentially. Your level of proficiency has increased by 10.”“Congratulations! You’ve reached perfection for the martial arts! You received a Lucky Bag.”“You opened the Lucky Bag! You’re so lucky! You obtained Solo Nine Swords!”“You opened the Lucky Bag! You’re so lucky! You obtained Celestial Globe Appraisal!”“You opened the Lucky Bag! You’re so lucky! You obtained Gold Origin Medal!”

What would you say is the most valuable thing in this world?

Zhao Rui has transmigrates to a martial world and awakens a replication system which allows him to replicate any martial arts at will.In order to better make use of his system, Zhao chooses to be a sparring partner.

She was originally an assassin. After rebirth, she was reduced to another world’s Di family’s most inferior concubine-born daughter. With an extremely hideous appearance and no way to cultivate, she was the object of everyone’s humiliation and bullying.