Finding a suitable eight- or nine-thousand-year Third Soul Ring, and one from a Sub-Dragon species at that, was difficult in the outer region. So they set their sights directly on the Mixed Zone.
But ten full days passed.
Over those ten days, they had suffered greatly in the Mixed Zone. It was not as though they had failed to encounter Light Attribute Sub-Dragons; they had even come across two kinds of soul beasts Yu Changge had once listed as candidates.
Unfortunately, their ages never matched.
Either they encountered one with only around six thousand years of cultivation. Given Yu Changge's current physique, absorbing it would have been an utter waste, squandering the potential of his Third Soul Ring.
Or they encountered a powerful Sub-Dragon with ten thousand years of cultivation!
Though a ten-thousand-year Soul Ring was tempting, the spiritual shock contained within it was absolutely not something Yu Changge could withstand easily at present.
Even if he subdued that ten-thousand-year Sub-Dragon and used the spiritual power enhanced by Full Moon Wearing Autumn Dew, he still would not be able to resist the spiritual shock.
Nor could Yu Tianqing and his wife possibly allow their son to take such a risk.
Left with no choice, the three of them could only continue searching through the Mixed Zone.
Then, on this day.
Yu Tianqing was about to tell his wife and son to stop, eat some dry rations, and recover a little strength.
"BOOM!"
Suddenly, less than three kilometers away, a deafening earth-shaking blast erupted from deep within the dense forest!
Immediately afterward, a violent, scorching wave of energy swept outward like a hurricane.
Even from so far away, Yu Changge could clearly feel the temperature of the surrounding air soar in an instant!
Most striking of all, a dazzling pillar of