: These are keys purchased before the 2019 update. Because they are still tradable and marketable, collectors and investors often price them significantly higher than their original $2.50 value.
: Unless you are a collector or looking to store value in a tradable item, buying these is not recommended for simply opening cases, as you will pay a steep markup for the same functionality. 3. Third-Party Marketplaces
: You can often find items at a discount compared to Steam Market prices because sellers want "liquid" cash.
