You can now buy Mann Co Crate keys with Skial credits now! If you don't know what credits are, they are currency you get just for playing on our servers. For more information click here https://www.skial.com/threads/skial-store-faq.73957/ You can visit the key market at https://www.skial.com/api/market.html or by clicking the link at the top labled "Key Market". It works just like the Steam Marketplace. We will be adding dozens of keys for sale every week, so be sure to check back frequently. "Festive" and "Seasonal" titles have also been added to the in-game store for 40,000 credits each.