Post-rock chameleon Emma Ruth Rundle and sludge metal boundary-pushers Thou team up on brilliant left-field collaboration

Sludge metal supergroup Old Man Gloom return from the shadows

German duo Mantar add more oxygen to the flames with The Modern Art Of Setting Ablaze

UK crustpunks Axegrinder dust themselves down after a 30-year hiatus with Satori

Lee Dorrian rounds up a crew of 80s hardcore punk obsessives for Septic Tank

Mad Uncle Al Jourgensen resurrects his outlaw industrial harbingers

Ephel Duath frontman leads a roll call of experimental extremity

Bay Area crossover crew battle against the knobs

Belgian grind crew keep churning up the beaten track

Classic death metal battery from Bay Area veterans

Seasoned sonic assaulters reveal more madness than method

Japan’s shadowy noise outfit find multiple ways to mangle

German noise-makers kick several shades of shit out of the speakers

Grind steelers start to wield their own power tools

Glacial, cinematic suffering from Portland’s funeral doom crew

Hardcore punk crew widen their radius of destruction

Bleak but brilliant crust-infused DM from Italian n’erdowells

Gallic heavy rockers find friends in high places

Northern miserablists play fast and loose with the sludge template

Wringing more low-slung mayhem from the Melvins’ larder

Nordic noisemakers career along the sonic spectrum

Belgian grind institution complete their renewal

Supergroup does super work on debut