
Hearts of Iron IV: Trial of Allegiance – Trailer de lançamento
https://www.youtube.com/watch?v=-oOM9cfxovc
In "Trailer"

Hearts of Iron IV: Graveyard of Empires – Trailer de apresentação
https://www.youtube.com/watch?v=RAFb7kCQImk
In "Trailer"

Hearts of Iron IV: Götterdämmerung – Trailer de apresentação
https://www.youtube.com/watch?v=X35yPqws-vk
In "Trailer"