- "Five-Seven here. Three-Nine, are you gonna move that heap? I need the ramp."
- — Three-Nine communicating with Five-Seven
Three-Nine was a loadmaster who assisted in loading supplies found by Delta-One in the tunnels beneath Merrenat Naval Base. After being asked by Five-Seven to move something blocking a ramp, Three-Nine and everyone else in the tunnels were killed by Locust forces.