The thing is probably like nsbm, christian black metal or for example red and anarchist black metal. It's not a musical genre, though it might be useful for the people who look for specific themes in music.
[h=1]"Street Performer Plays AC/D..." The YouTube account associated with this video has been terminated due to multiple third-party notifications of copyright infringement. [/h]
The point is to shock people putting anus and hitler all together in some disgusting but funny mix. I like grindcore music but lyrical themes are often silly.