Over the next seven weeks, teams from around the world will compete across 25 games including Call of Duty, League of Legends and EA Sports FC EA FC. There are prizes for individuals and teams but, despite the tournament's name, players don't compete for their countries. Most are members of organisations such as Team Liquid, one of the world's biggest esports squads. BBC Newsbeat went behind the scenes at their HQ to find out why the EWC is so important to them, and why they...
