There are at least 7 bands named "Ambush" [1] The most well-known is Swedish heavy metal band formed in 2012 in Växjö. They released their first full-length in 2014, entitled "Firestorm." [2] German now defunct hardcore band from Berlin, released at least three albums, three ep's and one demo. They started as hardcore band with agresive style of music with a little touch of sludge core. Later became their music more experimental with touches of ethno and industrial music ("Lach!") and post-rock ("Pigs").