C240 Yin Yang Hand

"A higher quality tree heart?" Yang Xuan murmured, not sure what was going on.

"Tsk tsk, I told you you don't know anything!"

Black Panther said with an aged tone, "The quality of the Wutong tree heart is different. Some of the Wutong trees have lived for tens of thousands of years. The heart of that tree far surpasses your wooden sword