Wu Yu was on his way to the Dark Immortal Medicine Hall. 

In the Dark Immortal Medicine Hall, one could trade for numerous types of immortal medicines as rewards for gaining merits. 

Among which, the most plentiful was naturally the Great Dao Primordial Spirit Pill. It could enhance one's Violet Kingdom Primordial Energy, as well as nourish and strengthen one's Primordial Spirit! 

With the merits he possessed, Wu Yu could trade for Great Dao Primordial Spirit Pills. He could also use them as capital to be promoted to a centurion. 

"To be promoted to centurion, I have to head to the only Dark Sky Hall in the entire Dark North Barracks. At that place, they will assess my merits and strength. As long as I possess both, I'll be able to be promoted to centurion. This will be announced to the barracks and subsequently to the world." 

Once he became a centurion, it would be a lot easier to enter the Alternate World. He wouldn't have to rely on You Xue's uncle's help. 

Therefore, Wu Yu had decided to trade for some Great Dao Primordial Spirit Pill first. Following which, he would equip all his doppelgangers with dao treasures before heading to the Dark Sky Hall to accept the challenge to be promoted to a centurion. 

First, he went to the Dark Immortal Medicine Hall and exchanged...