Dragon Ball FighterZ does not support cross-platform play. You won't be able to play with someone who has the PC version of the game if you have the PlayStation 4 version, and the same goes for all other versions of the game.

Is there cross-platform in DBFZ?

Does Dragon Ball FighterZ have crossplay? Currently, there's no crossplay available in Dragon Ball FighterZ, and there have been no announcements for this feature to be added in the future. ... Potentially with a sequel, there could be some level of cross-platform play implemented.

Is Dragon Ball FighterZ on switch?

The critically acclaimed DRAGON BALL FighterZ is now bringing its spectacular fights and all-powerful warriors to NINTENDO SWITCH. ... And on top of being playable on-the-go, this NINTENDO SWITCH version also includes its share of exclusive features.