NKR013: 2. Groan-er - Rozszalała Bestia
NKR013: 4. Groan-er - Spokój
NKR013: 1. Groan-er - Co Zabijesz Należy Do Ciebie
NKR013: 3. Groan-er - We Are Here (Vocal By Rektor)
Noisekick´s Terrordrang - Area 2 - Groan-er
Groan-er - Injected Your Brain 2
Groan er - Injected Your Brain 2
NKR023: 04. Groan-er - Strangled To Death
NKR035: 09. Groan-er - The Ritual (Dedicated to Drokz)
Groan-er & Rektor - Achtung Speedcore
More Core For People #03 "Massacore" pres. GROAN-ER PROMO MIX
NKR035: 10. Groan-er - Black Phillip
Groan-er - Black Terror (ALBUM MIX)
Groan-er - Black Terror
Groan-er - The Pervert
Groan-er - Strach Na Ludzi (OFFICIAL VIDEO)
Groan-er - One Man Two Personalities
Groan-er - Anti Human
GROAN-ER - The Beast (OFFICIAL VIDEO)
NKR019: 06. Groan-er - We Are Lost
