Sony is finally allowing 'Fortnite' PS4 cross-play with Xbox One and Switch

Fortnite PlayStation 4 Cross-Platform Play Begins Today

Sony didn't want cross-play on PS4 and PS5 — here's why

Sony is blocking Fortnite cross-play between PS4 and Nintendo Switch players : r/NintendoSwitch

Sony is blocking Fortnite cross-play on Nintendo Switch

Fortnite PS4 cross-play has FINALLY arrived - and this is how to make it work

Sony Gets With the Times, Adds PS4 Cross-Play Support for 'Fortnite

Fortnite Switch No Longer Supports Cross-Play With Xbox & PS4 In Random Matchmaking – NintendoSoup

Fortnite fans are furious at Sony for ruining their handheld dreams - The Verge

Cross Platform Gaming

PS4 Cross-Play Confirmed; Fortnite Beta Is Live - GameSpot

Can PS4 and Xbox play Fortnite? - Quora