There are two values one at $24.99 on 8-22 and one at $34.99 on 8-19 throwing the value of this book off. They are variant covers for this book and not the main cover.
Oz: Fall of the Emerald City 3 in Comic Books & Memorabilia for sale | eBay
We didn’t have those 2 variants so the sales defaulted to cover A. We’ve since added those variants and moved the sales. Thanks for the heads up.