Hubardo is the sixth album, a concept double album, by Kayo Dot, self-released and funded through pre-orders on frontman Toby Driver's Ice Level Records in 2013. It is the follow up to Gamma Knife, which was released in 2012. It is Kayo Dot's first double album, its longest album and one of its heaviest albums to date, containing aspects of avant-garde metal, black metal, post-metal, post-rock, jazz fusion as well as chamber music.