https://www.pcgamer.com/fortnite-world-cup-2019-announced-epic-not-allowing-the-sale-of-teams-or-franchises/

During the Fortnite Celebrity Pro-Am, Epic Games announced more plans for its first year of competitive play. The 2019 Fortnite World Cup and its accompanying $100 million prize pool is open to anyone who plays the game. 

K.L. Smith, community and esports operations manager at Epic Games, gave some more details about where all that money is going and who will be able to participate.