C3490 Transform the Arcanum Marionettes

"What a powerful energy. Is this the heart of the thunder crystal? With this item, my Arcanum Golem will definitely be able to increase its power by a whole new level. " Chen Xiao thought to himself.

He could feel that the energy in the heart of the lightning crystal was several times stronger than the energy of the lightning crystal.

It was as if what he was holding was not a Thunder Crystal