PS: This chapter was added as thanks for reader Sword → Flame Feather's 10,000 Qidian coin tip.
Among the rewards for this mission, the chance to upgrade a weapon to a Heavenly Weapon was practically tailor-made for Su Xin.
A Heavenly Weapon couldn't be forged overnight. Even though Su Xin's Flying Blood Sword had a very high chance of becoming one, it would still need to be nurtured over a long period.
Getting a Heavenly Weapon was simple: besides the material, the most important thing was time.
Take Cen Weizhuang's four Heavenly Weapon Dao Swords, for example. He had carefully nurtured them for decades, only for all four to be shredded by Su Xin's Fifteen Swords of Life-Taking in the end.
"System, upgrade the Flying Blood Sword to a Heavenly Weapon."
As soon as the words left his mouth, a flash of light passed over the Flying Blood Sword in Su Xin's hand. In an instant, he sensed a change.
The material of the Flying Blood Sword hadn't changed. What had changed was its interior.
Su Xin could clearly sense an emotion taking shape within the sword—a violent emotion condensed from Blood Fiend Qi and the aura of slaughter. The sword constantly exuded a savage urge to kill, making it a truly sinister demonic blade.
Su Xin placed his right hand on the hilt. A far stronger wave of Blood Fiend Qi erupted, instantly suppressing the sword spirit.
He could even sense an unwilling roar coming from within the Flying Blood Sword. In the end, however, it obediently stayed inside the blade. Su Xin wasn't sure whether that was because he was its master or because the sword feared the powerful Blood Fiend Qi on him.
Su Xin wasn't surprised at all that the Flying Blood Sword had given birth