Subordinate units of M/AAV-20 were stationed at Sword Base during the Battle of Sword Base. 3 Echo 57, on patrol at the time, was attacked and killed before they could reach base. M/AAV-20 also provided vehicles for Noble Team to use. Elements of the unit as well participated in the Assault on Szurdok Ridge. They again provided vehicles for Noble Team. M/AAV-20 were also some of the retreating forces during the Battle of Aszod, leaving behind a pair of M274s.
M/AAV-20 utilized a plethora of vehicles, including the M12R Light Anti-Aircraft Vehicle, the M12 Light Reconnaissance Vehicle, the M12G1 Light Anti-Armor Vehicle, the M831 Troop Transport, the M274 Ultra-Light All-Terrain Vehicle, and the YSS-1000 Prototype Anti-Ship Spaceplane.
- Halo: Reach (First appearance)
- ↑ 1.0 1.1 Halo: Reach - Model: Rocket Warthog
- ↑ Halo: Reach - Level: ONI: Sword Base
- ↑ Halo: Reach - Level: Tip of the Spear
- ↑ Halo: Reach - Level: The Pillar of Autumn
- ↑ Halo: Reach - Model: Warthog
- ↑ Halo: Reach - Model: Gauss Warthog
- ↑ Halo: Reach - Model: Troop Warthog
- ↑ Halo: Reach - Model: Mongoose
- ↑ Halo: Reach - Model: Sabre