"Aside from having good physical fitness, as well as being proficient in gun and fighting techniques, an outstanding Demon Hunter should at least possess a certain level of expertise when it comes to surviving in the wilderness, having the ability to treat themselves, and being able to understand the contents of secret documents as if it were the back of one's hand—information like the different clans and types of demons, and the classification of degenerates…"
In his memories, a commander, who had a head full of white hair and eyes like a hawk's, scolded him loudly, "As a Demon Hunter, you'll have to know how to maintain your weapon in good condition. It's your comrade in wars and is a companion that's closer to you than your lover!"
Many fighting skills, gun skills, and wilderness survival memories, which formed the foundations of being a Demon Hunter, were uncovered by Fang Yuan.