Abettor of Satan Bio

Initially known as BORISROWO upon their formation with a line up of vocalist Essa Holopainen, guitarist Imam, bassist Yulianto and drummer Iswanto. The quartet became ABETTOR OF SATAN with the recruitment of vocalist Bisma and bassist Putra Pande. The band included a track 'Voice From The Darkside' on the 'Surabaya Underground' compilation album.

Iswanto would bail out in favour of Koko in November 1997.