Players and coaches offer ` ` ' II '' training tips . In South Korea , video games are a professional sport . Mental and physical fitness are important for pro gamers , coaches say . ` ` E - sports players '' also watch tape of their teams ' previous matches .
Pros and coaches offer `` StarCraft II '' training tips . In South Korea , video games are a professional sport . Mental and physical toughness are important for pro gamers , coaches say . `` E-sport athletes '' also watch tape of their opponents ' previous matches .