Hearts of Iron IV - Prototype Vehicles

This unit pack includes unit art for wartime vehicles that never saw a production line. From advanced warplane designs to theoretical battle vehicles, this unit pack adds even more alternate history flavour with technological marvels and oddities that could have changed the course of the war.

In order to activate this game, you will require a third-party 'Steam' account. For full details on how to activate please follow this link: https://support.steampowered.com/kb_article.php?ref=5414-TFBN-135...