| Alcest |
Protection EP - Exclusive Sampler |
EP |
|
CD |
2019 |
| Amorphis |
The Moon & More EP |
EP |
|
CD |
2022 |
| Avantasia |
More Moonglow - The Rock Hard EP |
EP |
|
CD |
2019 |
| Blind Guardian |
The Tides of War - Live at Rock Hard Festival 2016 |
EP |
|
CD |
2018 |
| Celtic Frost |
The Celtic Frost Story |
Single |
|
12" vinyl |
1990 |
| Celtic Frost |
The Celtic Frost Story |
Single |
|
CD |
1990 |
| Celtic Frost |
The Celtic Frost Story |
Single |
|
Cassette |
1990 |
| Depressive Age |
Great Unlimited Noises |
Split |
|
CD |
1992 |
| Doro |
All for Metal (Live at Rock Hard Festival 2015) |
Live album |
|
CD |
2018 |
| Helloween |
United Forces |
Compilation |
|
CD |
2021 |
| Kreator |
Terror Prevails - Live at Rock Hard Festival |
Live album |
|
CD |
2010 |
| Kreator |
Terror Prevails - Live at Rock Hard Festival, Pt. 2 |
Live album |
|
CD |
2012 |
| Kreator |
Man in Black / Warrior Heart |
Split |
|
7" vinyl |
2017 |
| Overkill |
Man in Black / Warrior Heart |
Split |
|
7" vinyl |
2017 |
| Opeth |
The Devil's Orchard - Live at Rock Hard Festival 2009 |
Live album |
|
CD |
2011 |
| Overkill |
6 Songs |
EP |
|
CD |
2012 |
| Pantera |
Feel It to Believe |
Split |
|
CD |
1993 |
| Pantera |
Rock Hard Presents New Metal |
Split |
|
CD |
1992 |
| Scatterbrain |
Rock Hard Presents New Metal |
Split |
|
CD |
1992 |
| Rage |
The Roots of Our Evil |
Compilation |
|
CD |
2024 |
| Running Wild |
Inside My Crosshairs / Warmongers |
Split |
|
7" vinyl |
2016 |
| Sodom |
Inside My Crosshairs / Warmongers |
Split |
|
7" vinyl |
2016 |
| Running Wild |
New Gems and Live Treasures |
EP |
|
CD |
2021 |
| Sodom |
A Handful of Bullets |
EP |
|
CD |
2020 |
| Tattoo |
Out Loud - Live |
Live album |
|
CD |
1990 |
| Tattoo |
Out Loud - Live |
Live album |
|
Cassette |
1990 |
| Toranaga |
Psychotic / The Shrine |
Single |
|
7" vinyl |
1990 |