Hearts of Iron IV: Eastern Front Music Pack (DLC)

Ever since Spartans marched to war with pipers by their side, music has been an essential part of military order and morale. Fight the greatest armed struggle of the 20th century with thirteen new song tracks for four nations battling on the Eastern Front.

- 4 New Soviet Songs: including White Army, Black Baron, Volkhov Drinking Song, Dark is the Night, and The National Anthem of the USSR.
- 4 New German Songs: including Lili Marlene, Die Wacht am Rhein, Alte Kameraden, and Wir fahren gegen Engeland.
- 3 New Romanian Songs: including Treceti Batalioane, Pui de lei, and Drum Bun.
- 2 New Polish Songs: including Pierwsza Pancerna and My, Pierwsza Brygada