[1] An unofficial sequel planned by Audiogenic that was tentatively scheduled for release in 1992. It was to take the basic design of
EXTERMINATOR and add new insects, hazards, bonus levels and hidden rooms. Given that development of this sequel was partly dependent on successful sales of the original, it is possible that the game never reached legitimate design or development phases.
[2] News of this game was reported in CU Amiga (Mar 91, p9) and Amiga Power (Issue 1, May 91, p12).