Racquetball is a ball game similar to handball but played with racquets. It is played on a 4-wall court with lines for out-of-bounds. Thrill of the sport is fast reactions, working with a partner in doubles, and long rallies against opponents.

The objective of the sport is to win each rally by serving or returning the the ball so the opponent is unable to keep the ball in play.

• Individual
• Doubles- usually left and right sided partners
  

• Racquets with wristbands
• Racquet balls
• Protective eyewear to protect the players eyes from the ball.

Waselenchuk was the #1 player on the International Racquetball Tour (IRT)  in 2018-19 season for the 13th time. He plays left handed and has dominated the IRT for the last decade and has a record 134 match unbeaten streak that lasted over three years. He won the World Championship in 2002 Puerto Rico singles  (bronze), 2002 Puerto Rico team (gold), 2000 Mexico team (gold), and 1998 Cochabamba doubles (bronze). He competed in the Pan American Championship as well, winning 2002 Cochabamba singles (gold), 2001 San Pedro singles (silver), and 1999 Rosarito doubles (silver).