Lamb Of God, Electric Callboy, Black Label Society (pictured), Deafheaven and Karen Dio are confirmed for the Hills of Rock 2026 festival in Plovdiv next Summer.
They are joining the previously announced Godsmack, Vended, Paradise Lost, Nothing More, Nevermore and Of Mice & Men on the Main stage of the three day Bulgarian festival.
Toy Dolls and Orbit Culture are set to perform on Stage2.
Tickets are already on sale through Ticket Station.