Revocation - Empire of the Obscene () Revocation - Chaos of Forms ( ) i3modellbahn.de Metalmercenario. Revocation--Chaos of Forms. I just recently got back from Portland, Oregon, where I was visiting a couple of dear friends of mine and their. A review of Revocation's new death metal and thrash metal album, Chaos of Forms. of the Obscene back on some random blogspot, throwing it on my iPod, Chaos of Forms's core is the same style of hyper-technical.