Brimstone is a Norwegian progressive rock band, distinguished for their unique blend of rock, jazz, and folk elements. The band was formed in 1997 by vocalist and guitarist Øyvind Braut, who remains a key member. Their most notable album, "Solstice," released in 2001, showcases their trademark complex song structures and multi-layered instrumentation. Brimstone's contribution to the prog-rock genre has been significant, with their innovative sound influencing a number of emerging bands in the scene.