Spirit Beast

"Heaven-tier... I've finally broken through to the Heaven-tier!"

Sensing Cloud Winged Tiger King Xiao Mao's aura rapidly rise from the peak of Earth-tier High Grade to Low-grade Heaven-tier, an involuntary smile appeared on Ye Zhen's face.

As long as the Five Elements Blood Fusion Pill worked, that was all that mattered.

The next instant, Ye Zhen was stunned again, because after breaking through, the message Little Cat conveyed to him was—I want more!

More Monster Cores!

After a brief daze, Ye Zhen took out another dozen or so Monster Cores from Heaven-tier Monster Beasts and tossed them to Cloud Winged Tiger King Xiao Mao.

Like chewing beans, Little Cat swallowed more than a dozen Heaven-tier Monster Cores in one gulp, leaving Ye Zhen utterly dumbfounded. Wasn't it afraid of bursting itself apart?

Cloud Winged Tiger King Xiao Mao's physical body naturally did not burst apart. What burst instead was the aura it emitted. After the dozen or so Monster Cores entered its stomach, the aura around Cloud Winged Tiger King Xiao Mao surged explosively once more.

As its aura surged, the black patterns on its fleshy wings, limbs, forehead, and spine became increasingly distinct.

At Cloud Winged Tiger King Xiao Mao's continued urging, Ye Zhen mechanically began tossing out Monster Core after Monster Core.

After more than a hundred Heaven-tier Monster Cores, the aura emanating from Cloud Winged Tiger King Xiao Mao broke through from Low-grade Heaven-tier to Mid-grade Heaven-tier, while its body length increased by merely two meters.

Yet those two meters gave Ye Zhen an indescribable sense of oppression. Even when facing a Monster Beast like the Golden Back Stone Beast King, only half a step away from becoming a Spirit Beast, he had never felt anything like it.

More than four hundred Heaven-tier Monster Cores Ye Zhen