Altera Enigma

Experimental death and progressive metal band formed by Melbourne, Australia-based Jason De Ron, the former guitarist and front man of Paramæcium, and Jakarta, Indonesia native Jeff Arwadi, former guitarist, vocalist, and front man of Kekal. Kenny Cheong, a jazz fusion bassist, joined the project in 2005, and Altera Enigma's first album was released in 2006. Jayson Sherlock, a former band-mate of De Ron in Paramæcium and also a former member of the band Mortification and the sole member of Horde (2), joined on drums in 2007.