By winning Seeker, Passing, shooting, tackling, and Bludger challenges
you will unlock extra items. By winning Quidditch World Cup matches you
will unlock team photos, stadiums, logos, and special moves.
Stay in front of your opponent as long as you can and pick up every
boost which is dropped. Also try to stay 160 points ahead of your
opponent at all times so that if your opponent catches the snitch
(150 points if grabbed) you will still win the game.