Lottie Dod's Tennis Racket

Origin
Lottie Dod was an English tennis player who also competed in golf, field hockey and archery, making her one of the most diverse female athletes in terms of sports played.

Effects
Stimulates the arm and leg muscles in the user of the racket and enables them to jump and throw at incredible speeds. It only works for women, becoming completely inert and effectively neutralized if held by a man.