The patch 0.62 brings a new 50v50 battle mode to Fortnite, namely Disco Domination, as well as a quad rocket launcher. In the new mode, players fight to capture dance floors and raise disco balls. The new patch also brings back the Port-a-Fortress, loot drop rate adjustments, and various fixes.
https://www.notebookcheck.net/Fortnite-gets-Disco-Domination-mode-quad-rocket-launcher-and-more.337942.0.html