Be weary that players who are in these gamemodes are normally good at Battle Royale, and you will definitely need a strategy if you would like to win.
Fortnite: Battle Royale has a Competitive section, which includes Tournaments (Sometimes to win Cosmetic Items or cash prizes), leaderboards featuring professional Fortnite: Battle Royale players, and a core gamemode called Arena which has 3 leagues and 10 divisions that consist of players with different skills. Competitive Fortnite is not for beginners, play public matches first before trying competitive play. There are also Creative games that practice your aim and mechanics. Be weary that players who are in these gamemodes are normally good at Battle Royale, and you will definitely need a strategy if you would like to win.