You can start playing your matches. The group stage lasts 3 weeks, starting from now until Saturday, June 27 23:59 GMT. You can play your matches in any order. We suggest that you try to schedule your matches as early as possible to avoid last minute matches. Discord channels will be set up for each group.
Tournament bracket can be found here
Roster changes can be made anytime during the competition, check this
topic for additional information.
Good luck to all teams and most importantly have fun
United KingdomGroup B
United StatesGroup C