Fortnite recently released an update in season 9 revealing an Easter egg related to the film John Wick.
John Wick Crossover
Paradise Palms was transformed into a lonely mansion by winking at the movie John Wick. In this mansion there is a chest located in the basement very similar to John's gun, also found files related to 'Wick Bounty', a series of challenges for a game mode for a limited time.