The band contributed a cover of the Metallica song "Don't Tread on Me" to the charity tribute album The Metallica Blacklist, released in September 2021. On 23 September 2021, the band released a new song "Shotgun Blues".
In September 2021, the band contributed a cover of Metallica's "Don't Tread on Me" to the charity album "The Metallica Blacklist."  Simultaneously, they released a new song titled "Shotgun Blues" on September 23, 2021.