At that moment, the members of Heavenly River Dustless and the Holy Dragon Brigade were already cautiously exploring their respective stretches of the forest of dragon bones.
They were not merely searching for Soul Bones, but also for their future Dragon Rider partners.
This Dragon Rider system differed from the usual knight-and-mount arrangement. Instead, it was a deeper symbiotic relationship founded on Soul Bones.
It required both parties to establish unshakable trust and rapport at the level of their souls.
A person could have six Soul Bones, or even more.
But they could only have one core Dragon Rider.
This meant that the core Dragon Rider's Soul Bone would ideally be a torso bone or a Head Soul Bone.
The search for Dragon Clan Soul Bones was the first screening for this compatibility of souls.
Nan Qiuqiu walked through the Dragon Bone Forest until, finally, she stopped before a relatively slender dragon skeleton.
These were the bones of a Jade Dragon, their contours smooth and graceful. In life, it had possessed divine-level strength.
Following the method Huo Yuhao had provided, Nan Qiuqiu began trying to communicate with the Jade Dragon.
Yu Tianlong, meanwhile, stopped before the Thunder Dragon skeleton.
Unlike the smooth fusion on Nan Qiuqiu's side, this Thunder Dragon's Dragon Soul met Yu Tianlong with untamed defiance.
The Thunder Dragon could accept being reborn through Yu Tianlong's Demon Transformation, and even lending him a hand in the future.
But if Yu Tianlong wanted him to become his core Dragon Rider, he would have to pass his test.
"What I need to prove isn't that my strength is enough to subdue you."
Yu Tianlong strode forward, pitch-black arcs of electricity flashing around him. "It's that my will is worthy of your lightning."
The pitch-black arcs around him no longer served