Katla este noua confirmare pentru Rockstadt Extreme Fest 2020. Evenimentul, ajuns la cea de-a opta editie, va avea loc in perioada 30 iulie – 02 august, la baza Cetatii Rasnov, terenul de Biatlon.

Pana in prezent la Rockstadt Extreme Fest 2020 au confirmat As I Lay Dying,Overkill, Unleashed , Anthrax, Cradle of Filth, Mephorash, Philip H. Anselmo & the Illegals, Infected Rain, In Mourning, Cattle Decapitation, Dyscarnate, In the Woods…, Kampfar, Mayhem, Despised Icon, Kataklysm, Death Angel, The Black Dahlia Murder si Rotting Christ.