C1507 A Mysterious Key(1)

After passing the ninth stage, Lu Chen's reward was still an Innate Crystal Stone, but this time, it was not of the earth attribute, but of the metal attribute.

Lu Chen consumed a drop of Five-elements Thunder Liquid, and his elemental energy was quickly recovering.

Next, was the tenth trial!

Lu Chen chose to continue.

In the tenth stage, there was a gray shadow guarding the stage