S-04-12 was a restricted security file concerning the malfunctioning of twenty Q-4 Borer Droids that triggered a tunnel collapse in the Morjanssik Mine on Dac. Reports from technicians indicated that the droids acted in a coordinated pattern, which indicated that the droids' programming had been tampered with.
Appearances
- Death in the Undercity (also reprinted in Classic Adventures: Volume Three)