Deathfist in Ram sta zadnji potrjeni skupini za festival Rock Hard Festival 2012. Celoten seznam nastopajočih je tako sledeč:
W.A.S.P.
Bolt Thrower
Turbonegro
Unisonic
Psychotic Waltz
Magnum
Tankard
Unleashed
Girlschool
Kvelertak
High Spirits
Krisiun
Hell
Portrait
Graveyard
Motorjesus
Alpha Tiger
Jex Toth
'77
Dr. Living Dead!
Deathfist
Ram
/P.G./
W.A.S.P.
Bolt Thrower
Turbonegro
Unisonic
Psychotic Waltz
Magnum
Tankard
Unleashed
Girlschool
Kvelertak
High Spirits
Krisiun
Hell
Portrait
Graveyard
Motorjesus
Alpha Tiger
Jex Toth
'77
Dr. Living Dead!
Deathfist
Ram
/P.G./
