C722 The Great Elder of the Sky Dragon Association

To level up a Fire Genuine Qi, one had to use a Fire Elemental Stone. Although Fire Elemental Stone wasn't the only way to level up Fire Genuine Qi, with Fire Elemental Stone, Wang Xiao's levelling up would be even faster, and would have twice the results with half the effort.

Buzz! Buzz! Buzz!

When he took out the Fire Elemental Stone, a buzzing sound came from the room