Good news everyone!
Blizzard have announced that between 17th November 20:00 and 21st November 08:59, Overwatch will be free to play! That means that anyone and everyone can join the Overwatch tournament :D All you have to do is create a Blizzard account, download the Blizzard client and update Overwatch. Then just wait till 8pm and get your game on!
If you want to learn more about this, click here: https://playoverwatch.com/en-gb/blog/21182080
Sign ups for Overwatch: https://goo.gl/forms/4WrzfCiMx2Gqm93I3