One such drone was launched by the UNSC Walk of Shame and recovered by the CMA Heracles when the former left Harvest and the latter arrived. It picked up the transmissions from the AI Mack to Sif while the hiding in Jotuns during the glassing of Harvest. This information was later accessed by Dr. Catherine Halsey.
List of appearances
- Halo: Contact Harvest (First mentioned)
- Halo: Contact Harvest, Epilogue