Dragon Ball Xenoverse 2 on PC/Steam just received an update for DLC Pack 5, but along with it came some hidden data for DLC Pack 6!
Time will tell what Dragon Ball Xenoverse 2 DLC Pack 6 will really have.
Dragon Ball Xenoverse 2 DLC Paxk 6 is expected to be released February 2018 for PS4, Xbox One, PC/Steam, and the Switch.
Other data found within the latest update for Dragon Ball Xenoverse 2 are Demigra and his forms, potentially indicating the inclusion of his story, similar to what happened in Dragon Ball Xenoverse 2 for the Nintendo Switch and a costume for custom characters to wear for the Dragon Ball Super version of Bulma.