Chapter 398 Life Rule, Realm Boundary! (Part 2)_1

"Finally succeeded, the strength of my spiritual power has tripled, truly worthy of the secret technique highly esteemed by Gu Ao Duo," Ye Feng revealed a smile on his face.

A majestic spiritual power emanated from him, swirling around Ye Feng, causing the surrounding space to tremble due to this intangible and substance-less force.

If a spiritual power expert were present at the moment, they would certainly be startled because the intensity of the spiritual power released by Ye Feng had completely reached the level of the Ninth Order.

Of course, Ye Feng released his spiritual power only momentarily and then immediately retracted it, continuing to seek out those Sixth Order mutated animals for spirit refining.

The human avatar had reached its limit, but the World Tree was still slightly behind!

Moreover, even if the World Tree also reached the limit, this source of spirit would still be of great use to him.