Halo 5: Guardians' World Championships starts on December 6 and this year the prize pool is quite large. The original prize pool was one million dollars, but more have been added via crowdfunding, and the total tally is now around $1.7 million.
The qualifiers kick off at 6th of December and the finals are held March 19-20, 2016. You can read more info on how to enter here. Below you'll find a schedule of events including the UK qualifiers.
Schedule of events
Dec 6 - Online Ladders Begin (UK)
Dec 20 - Online Qualifier
Jan 3 - Online Qualifier
Jan 6 - Online Qualifier
Jan 10 - Online Qualifier
Jan 16-17 - UK Finals Event
Jan 23-24 - Last Chance Online Qualifier
Feb 6-7 - EMEA Regional Finals
Mar 15-17 - Halo World Championship Prelims
Mar 19-20 - Halo World Championship Finals