Headliners Mercyful Hate and special guests Dimmu Borgir will appear at the festival in 2021.

'Bulletproof' is the the second song from the band's recent twin-track release, 'Civil Unrest'.

Bristol-based trio Poisonous Birds are ready to make waves, with the imminent release of their new EP 'We Can Never Not Be All Of Us'. The unique group take most of their inspiration from the visual arts, whilst melding elements of art-rock, electronica and post-rock to deliver a multi-layered, emotively captivating sound. We caught up with Tom Ridley (vocals, electronics, producer) to find out more...

A video for lead single 'In Cleansing Fire' has also been released.

The 7-inch will be released in September via Joyful Noise Recordings.

The footage was filmed for Wacken World Wide's streaming event, which was viewed by over eleven million people across the globe.