https://www.pcgamer.com/fortnite-season-5s-v50-patch-notes-and-opening-cinematic/

Everything we know about Fortnite Season 5 points us towards visitors from space, mysterious TV signals, and tears in the fabric of reality. Everything detailed in Fortnite Season 5's patch notes points us towards a new All Terrain Kart, Rifts that'll take us for a "wild ride", and a string of new biomes.

The new All Terrain Kart has space for your entire squad, so says update v5.0's patch notes. It provides a speed boost after drifting, the roof acts as a bounce pad, and you can "work together as rear passengers to leap over obstacles". And you thought the game's shopping carts reflected Jackass.