On Fortnite Xbox you can't play Fortnite without Xbox Live Gold now I can't play with my Xbox friend (I'm on PS4) P.S The photo is from a YouTube video : r/FortNiteBR
Amazon.com: Fortnite: Darkfire Bundle - Xbox One (Disc Not Included) : Whv Games: Everything Else
Xbox Live Gold is not needed to play Fortnite multiplayer for a limited time - Fortnite INTEL