The exclusive Eon set actually has an updated item shop design, meaning it could release at anytime. Here's what it looks like in-game! (via @InTheShadeYT) : r/FortniteLeaks
Buy Fortnite Eon Cosmetic Set + 2000 V-Bucks Xbox ONE Microsoft Store
Fortnite Eon skin for Xbox One for Sale in Lombard, IL - OfferUp