Sonic grenade
From Halopedia, the Halo wiki
Sonic grenades United Nations Space Command weapons. Several of them were used in the obstacle course set up by Colonel James Ackerson for John-117's and Cortana's first test with smart AI integration with the MJOLNIR Mark V armor on Reach, hidden amongst the Pillars of Loki and used in conjunction with napalm grenades.[1]
List of appearances
- Halo: The Fall of Reach (First appearance)
Sources
- ^ Halo: The Fall of Reach, page 262