Still remember, when Tianbo Mouse was first discovered, its strength was about the beginning of the Five-fold Period. Now Tang Yu is surprised that its strength has reached the mid-six-fold Period! The span of this strength is huge!

"This little fellow uses the energy in the ring to practice, the energy in the ring has been used up by him many pots, but Yupei is constantly supplementing, so its strength will rise very quickly." Healthy words came from my mind.

"Well, if only I could practice in a ring." Tang Yu thought.

"Your strength can't let the ring provide you with energy any more. Its grade is here, but the...