Main Theme - Helghast March (Killzone Soundtrack)

Mission Briefing Theme (Killzone Soundtrack)

Serious Sam: The First Encounter Soundtrack (2001) by Damjan Mravunac

Serious Sam: The Second Encounter Soundtrack (2002) by Damjan Mravunac

Serious Sam 2 Soundtrack (2005) by Damjan Mravunac

Serious Sam 3 Official Soundtrack (2011) by Damjan Mravunac

Planescape: Torment The Soundtrack (1999)

Peter Hajba – Revenge of Cats (GLtron Soundtrack, 1998)

Peter Hajba – Razorback (A History of Unreal Music, 2006)