C1243 A Devilish Thought

Lei Yun's eyes were also changing, and the Thunder Pattern in one of his eyes flashed, as if it contained the most powerful lightning in the world. The other eye was like a small sun, with astonishing heat waves surging.

Lei Yun could be considered to be dual cultivating, but what he cultivated was not the art of Righteous or Demon, but the Dao Law of Thunder and the Dao Law of the Sun