Robert J. Knapik is an American former professional wrestler. He is best known for his tenure with World Championship Wrestling under the ring name Robbie Rage and as a part of the tag team High Voltage with Kenny Kaos.
Biography：Robert J. Knapik is an American former professional wrestler. He is best known for his tenure with World Championship Wrestling under the ring name Robbie Rage and as a part of the tag team High Voltage with Kenny Kaos.
