Three time Mexican National Light Heavyweight Champion and one time Mexican National Tag Team Champion wrestler who had a finishing move called the gory special.
He made his professional debut in 1961 as Centella Negra or Black Lightning Spark.
He won the National Wrestling Alliance World Light Heavyweight Championship in 1974.
He was born with the name Manuel Gonzalez Rivera.
His ring identity of Dr. Wagner was inspired by German composer Richard Wagner.