We are pleased to announce the full lineup announcement for Southwest Heavyfest 2026 at The Cobblestones next year! This is our biggest lineup to date and we cannot wait for an epic weekend, raising money for The Beacon Centre cancer ward at Musgrove Hospital ❤️ Saturday's lineup consists of headliners Mastiff, bringing their brutal crossover of sludge, hardcore and grind to our stage! Sub headliners Underdark will bring their epic black-gaze and post-metal, and Flayed Disciple bring the furiosity and the thrash! Also on the bill includes local deathcore bruisers Perdisian, epic doom and sludge from Phantom Droid , the chaotic duo of KnifeyXspoony, Somerset hardcore newcomers Blunt Impact, sludge metallers Hursan, and drone/doom from Gnarled Fingers! The Sunday lineup consists of headliners, Inhuman Nature bringing the hardcore/thrash crossover groove and aggression! Sub headliners Iniquitous Savagery supplying their technical, brutal death metal from Scotland, and Northern, brutal slamsters Visions Of Disfigurement returning to our stage again! Also on the bill includes the bloodthirsty hardcore Fates Messenger, Bristol's Vulture God bringing huge riffs and vocals, Æl-Fierlen and their post black metal genre, Plymouth's Lacerta will be supplying their nu-core breakdowns, Virology bringing savage tech death, and Death By Gimp bringing the unusual yet brutal noise! We've kept ticket prices as cheap as possible, a weekend combo or split day tickets are available from the links below Happy to announce our collaborations with Love Musgrove, Rambo Rocks, Black City Records, Bristol Deathfest, PFFIFER your rights, Metal 2 the Masses Bristol, and of course Ben from Mutilated Poster Designs for the epic poster! Weekend combo tickets: https://www.ticketsource.co.uk/rock-against-cancer/t-ejkpagj Sat day tickets: https://www.ticketsource.co.uk/rock-against-cancer/t-zogvgqy Sun day tickets: https://www.ticketsource.co.uk/rock-against-cancer/t-ldkqnqo Facebook event: https://www.facebook.com/events/1675292379799829/?ts=pss