There is more than artist with this name: 1. An occult death metal band from Brisbane, Australia (formed in 1998, disbanded in 2004). Released a split album with fellow countrymen Stargazer in 1999. Shared members with Portal. 2.Invocation is a project formed by guitarist Tom Still in early 2009. With drummer Alex Todd Weller, bassist Robin Saunders and vocalist Matt Duffy joining early 2011. Guitarist James Hewitt joined early 2012 after departure of their former guitarist, Jim Bailey.