Originally Posted by AnotherTennisProdigy
Dolgopolov uses it a lot.
Santoro mastered it, as well as any other uncommon shot.
There's a time and place for any shot. I use slice to mix it up and keep an opponent off balance. In general, I hit with topspin to keep an opponent behind the baseline. But if they camp 5 feet behind the baseline, they'll get a drop shot or slice to keep em guessing.