Related Information for Revocation Revocation is a Death/Thrash Metal band from Boston, MA, formed in 2006 from Cryptic Warning. They combine the power and aggression of the old-school thrash metal style with the twisted musicianship of technical death metal. After 2 demos, they released their first full-length album, "Sanity's Abberation". A unique display of technical prowess and ferocious energy which came out in 2005. They released an EP the following year entitled "Summon the Spawn" which was.. read more