Armor abilities/HSA

From Halopedia, the Halo wiki

Armor Ability Effect
H4-ActiveCamo-HUD-Icon.png Active Camouflage

The Type-3 Refraction Dissonance Modifier/Camouflage system bends light around a structure, hiding it via advanced pattern realignment.

H4-AutosentryDrone-HUD-Icon.png
Autosentry
The Z-2500 Automated Protection Drone is a stationary drone that attacks hostile targets in its range.
H4-HardlightShield-HUD-Icon.png
Hardlight Shield

The Z-90 Photonic Coalescence Emitter/Aegis fuses particles of light into a powerful barrier. The shield is deployed in front of the player.

H4-HolographicDecoy-HUD-Icon.png
Holographic Decoy

The T-27 Responsive Holographic Form Emulator is designed to confuse or distract the enemies' attention.

Overshield The overshield enhances the MJOLNIR energy shielding capacity by an additional 100 percent.
H4-RegenerationField-HUD-Icon.png Regeneration Field

The M2705 Regenerative Kinetic Dispersal Field heals the user and any surrounding allies.

Seeker drone The seeker drone is an explosive drone that homes in on enemies once deployed.
Sprint.png Sprint Greatly increases the Spartan's movement speed.
Stun blast The stun blast causes a power-draining stun effect.
Repel Repel generates an effect similar to that of a cryo bomb.
Teleport The teleport is a portable short-range slipspace translocation device.