- Stability - Steadies your weapon while being struck by incoming fire.
- Ammo - Increases ammunition capacity for both starting weapons and ordnance drops.
- Dexterity - Speeds up reload and weapon swapping.
- Sensor - Increases motion sensor range.
- Awareness - Allows the use of motion sensors while using a scope.
- Explosives - Alters grenade performance, increasing blast radius and decreasing grenade damage received.
- Ordnance - Priority In modes with personal ordnance, offers more frequent ordnance drops to the user.
- Gunner - Increases how long a mounted weapon can fire before overheating as well as movement speed with detached turrets.
- Wetworks - Allows Spartans to Sprint quietly. They also appear as an outline to players using Promethean Vision and perform quicker assassinations.