[1] Kingdom is Ezra Rubin, an American bass music producer, with a sound that sits somewhere in between dubstep, house & UK garage, with R&B influences. He's part of the fledgling London-based label Night Slugs. [2] Kingdom was a post-metal band from Belgium. It was a side project of Amenra members. Bandcamp [3] Kingdom is a West Coast psychedelic band in the heavy Iron Butterfly tradition, Kingdom combined hard guitar riffing, dramatic organ sounds