You can buy the Fortnite Battle Pass with these gift cards:
1 x Xbox Gift Card of € 10
1 x PSN Card of € 10
1 x iTunes Gift Card of € 15
To unlock goodies and fun items in Fortnite Battle Royale, the game uses a unique reward system that is linked to the Fortnite Battle Pass. The Battle Pass costs you € 9.99 and gives you all kinds of fun cosmetic adjustments for your character for each level you raise. You can dress up your character yourself how you want, for example; a space suit, stickers, emotes and much more!