aerial skiing is an extreme sport that has a lot a rules that need to be stuck to
Free running is a sport in which participants utilize urban developments to perform aerial gymnastics. Parkour is the French term for it, and the goal is simple: to get from point A to point B while navigating any obstacles in between with finesse.
You can perform a curveball in many sports, Soccer, Cricket, Tennis, Baseball, almost every sport that contains a ball
Contortion/Acrobatics example/ Rod balancing, aerial silks, hoop and etc.
to perform unusual or very intricate maneuvers in a sport, esp. surfing or skiing.to perform in a recklessly or flamboyantly skillful manner, as in a sport or athletic activity; show off.
soccer
Fencing
well, it depends on what sport but usually you have one or two specific talents that will allow you to perform well in a sport.
Discus
Volleyball in a pool - great fun.
A sport that requires the ability to perform for long periods of time at low intensities, such as marathon ,running and cross-country
To perform on his/her best and experienced level.