The British dowser in the anime series Shaman King who wants to avenge his parents' death by killing the Hao Asakura, the murderer. He is often down on himself, saying that he's weak. His spirit ally is Morphin, a fairy that was a family inheritance. He joined up with Yoh Asakura's group once but left for the X-Laws because he wanted to become stronger. His name is a play on lysergic acid diethylamide, or LSD. Morphin is a play on morphine.
Lyserg's attacks with his over soul are homing pendulum and Big Ben wire frame.