SOK PRO and all DLC are available for purchase!
Sale:
https://store.steampowered.com/app/1399300
https://store.steampowered.com/app/1404640
https://store.steampowered.com/app/1404641
https://store.steampowered.com/app/1399300
https://store.steampowered.com/app/1404640
https://store.steampowered.com/app/1404641