More bands have been added to the 2027 Desertfest London. That event will be held at The Roundhouse, The Electric Ballroom, The Underworld, The Black Heart, & The Devonshire Arms in London, UK on May 21-23. The updated lineup includes: Melvins, YOB, Kylesa, Monolord, Windhand, Inter Arma, Mantar, Dopethrone, Lowen, Margarita Witch Cult, Year Of…