Hell Obelisco is a supergroup featuring members of a number of different Italian metal bands including Addiction, Monumentum, Schizo, Tying Tiffany, Evilgroove, and The Dallaz. This is a list of any and all kinds of metal. While the range of influences and genres presented here may lead you to think this band has to be super complex, nothing could be further from the truth. Hell Obelisco has created a very straightforward stoner sludge sound that's very akin to early Mastodon.