C594 Undetermined Strength?

The elder looked at him helplessly, then said, "Gather all the energy in your body."

Zhang Fan lightly nodded his head after hearing this. He spread out his right hand, and a mass of energy appeared almost instantly. However, the current energy that appeared was a black color mixed with a golden color. It looked extremely strange.

"This … this is …" Zhang Fan revealed an expression of disbelief