Here are the 10 most brutal servers in tennis. 10th place is awarded twice. If you liked the video, I would appreciate a subscription. Have fun watching.
Servers, Serve, Sport, Tennis, Athlete, ATP Tour, Tennis Player,
10. Federer/McEnroe
9. Boris Becker
8. Mark Pilippoussis
7. Milos Raonic
6. Andy Roddick
5. Pete Sampras
4. Goran Ivanisevic
3. Ivo Karlovic
2. John Isner
1. Sam Groth