Copperheads are relatively unheard of in Norway. The other current trend is to climb the established routes in winter. Winter conditions on the Troll are extreme and compete for severity with the most remote mountain ranges of the world. 3 or 4 ascents. First ascent in 1965 by Leif Pettersen, Odd Eliassen, John Teigland, and Ole Enersen.
Winter attempts, but no ascents.
5 or 6 ascents. First ascent in 1967 by Yves Boussard, Jerome Brunet, Patrick Cordier, Claude Deck and Jean Frehel. A long classic directissma. Portaledge and aid climbing gear a necessity. Direct finish added by Polish team in 1973 in winter.