I have the Batmobile in Rocket League but it doesn't show in Fortnite

If you have the Batmobile in Rocket League but do not see it in Fortnite, please note that there are different versions of the vehicle. The Batmobile available in Fortnite is the Batmobile (1989), other versions of the Batmobile such as Batmobile (2016) are not available in Fortnite.

You can check this article to find out how to check if items from Rocket League will be available in Fortnite: How to check if a Rocket League item can be used in Fortnite