The Eighties Matchbox B-Line Disaster and Soulfly have been added to the line-up for this summer’s Sonisphere festival.
Turisas, Bigelf and Polar Bear Club have also joined the bill for the event, which takes place at Knebworth House from July 30-August 1.
Other new additions include Heaven’s Basement, Delain, Karnivool, The Union and Katatonia.
Meanwhile, organisers have also announced details of a comedy stage at this year’s event.
Acts already confirmed to appear include Tim Minchin, Sean Hughes and Andrew O’Neill.
As previously reported on Gigwise, Sonisphere will be headlined by Rammstein and Iron Maiden.
Tickets for the festival are on sale now and available via Gigwise Gig Tickets.
For more information about Sonisphere and all this summer's festivals, check out the Gigwise Festival Guide.

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