Exoprimal - Details
Steam Digital Codes
The digital codes on sale can activate this game on a Steam account only in certain regions.
Steam Guide
Activating a digital code on Steam: https://help.steampowered.com/faqs/view/2A12-9D79-C3D7-F870
Steam store country FAQ: https://help.steampowered.com/faqs/view/2B3F-DAEF-846B-A0E8