Oscar 5 was a UNSC D77H-TCI Pelican Dropship. It was constructed in 2552, at the same time as Oscar 6, Oscar 8, and Oscar 9.
Though Oscar 5 is not mentioned by name in the film, O5 is clearly visible on the Pelican's cockpit, which conforms to the identification scheme of UNSC Pelicans.
- ↑ Halo: The Flood, page 39
- ↑ Halo: Landfall