Evil Pumpkin is one of the two skins released in the Scare Fest offer. It could be purchased as part of an item deal in late October 2019.
Evil Pumpkin could be purchased for $4.99 in a limited time deal that included 10000 coins. It was not available for individual purchase and may not be available for purchase in the future.
Details of this skin may vary depending on location, platform or time.