From Halopedia, the Halo wiki
Find and reactivate the Sentinel Defenses.
Jump Pack Brutes are vital to navigating the Archive.
The lift that carries Voridus, Sangheili Rangers and Jump Pack Brutes arrives at the bottom of the shaft.
Voridus and his pack quickly make their way out to the defense network, but they are halted by Forerunner defense beams.
Voridus deactivate the control panel and advance as the defense beams shut down.
The HUD shows remaining Jump Pack Brutes units.
Ahead, a Flood Spawner is guarded by hordes of Pod Infectors.
Voridus and his packs defeat the Flood Spawner guarding the deactivated lightbridge.
The console lies on the other sides of the pillar, and Voridus stops the advance.
The Jump Brutes use their jetpacks to get to the pillar and activate the lightbridge.
Once activated, Voridus advances his troops, but hordes of Pod Infectors and Combat Forms come from the other side of the bridge.
After clearing out the Flood, Voridus reports to Pavium.
The Jump Pack Brutes activate the lightbridge and Voridus pushes forward. On the other side of the lightbridge, a Flood Spawner is found waiting for their arrival.
Defeating the Flood Spawner, the Jump Brutes rendezvoused with Voridus and continue advancing.
Hordes of Flood Forms run from defense beams, which annihilate them before they can reach Voridus and his pack.
Voridus sends one of his squad to pass through the beam defenses.
If Voridus goes by himself.
Voridus shuts down the defense beam and continues to advance.
Continuing ahead, they hear Pod Infectors around them.
His pack stand back to provide covering fire while Voridus goes ahead to engage them.
Voridus start spreading his incendiary gel while engaging the Pod infectors, but he is surrounded from all sides.
If a Jump Pack Brute's health is less than 25%.
Clearing the Pod Infectors out, Voridus advances and finds a teleporter.
Further ahead, a Forerunner terminal is shown.
The teleporter activates.
An Honor Guard comes out of the teleporter.
Approaching the site, Voridus orders Honor Guard to activate his cloak.
The Honor Guard activate his cloak and passes through the Flood undetected.
The Honor Guard reach the destination and activate the Ark Defenses. The local defenses activate as Aggressor Sentinels start annihilating the Flood surrounding the terminal.
A Flood Infestor appears ahead but quickly retreats while Voridus and his pack are on their way to the rendezvous point.
Rendezvousing, Voridus discovers another path and takes a detour.
Taking detour while avoiding Flood blisters, they encounter two Flood Spawner and an explosive core.
If the player chooses to follow the spawner into the trap
If a Jump Brute Pack is killed.
Reaching the next teleporter, Voridus replenish his troops while another chasm that has a terminal lies ahead.
The Jump Brutes reach the other side of the chasm and activate the terminal, but the lightbridge does not activate.
The Flood start coming to their location.
Pod Infectors come from south.
Some supplies are sent to aid Voridus in defenses.
After defending the position for some time, the lightbridge is activated.
Voridus orders his men to cross the lightbridge.
If the player stalls
After crossing, the lightbridge shuts down.
The Jump Pack Brute's HUD number disappears.
When about to advance, they encounter a defense beam.
The Honor Guard slip past through the beams and deactivate them from the other side.
Continuing to advance, they find more Forerunner beams blocking their advance.
Turning it off, an alarm triggers and the quarantine countdown starts from 2 minutes. Voridus and his men are trapped inside the quarantine area
Hordes of Flood Forms start coming toward Voridus and his pack, forcing them to defend themselves.
Defeating the Flood under 2 minutes, the quarantine is lifted.
They continue to advance, but then stop.
Flood Abominations can be seen far ahead.
Voridus and his pack advance carefully.
Advancing, they encounter another Forerunner terminal.
Voridus lures the Abominations to their positions and once in position, the Jump Brute activates the local defenses, eliminating the Abominations.
Once the Abominations are defeated, they continue to advance, careful to not disturb any blisters.
Voridus reports to Pavium.
More defense beams are ahead, and this time they are erratic and hard to see.
After passing through it, Voridus deactivates the defenses and his pack rendezvous with him.
Voridus and his pack reach the Sentinel defense network, but it is clogged with Flood biomass.
Voridus approaches a teleporter.
Once all the locks have been cleared out of Flood Biomass and Flood forms, the facility starts working again.
Facility power and the health of the three locks are shown on the HUD.
Voridus and his pack set up defensive position to defend the locks from the Flood.
Resources start to flow to Voridus continuously while the Banished continue to hold the line.
The Flood start sending Combat Forms once power reaches 20%.
The Combat Forms start assaulting the Banished's position along with Pod Infectors.
The Banished continue to hold the line.
Reaching 30%, Flood Spawners arrive on the scene.
Reaching 50%, more Flood forms come.
More forms are dispatched, include Abominations.
Reaching 62%, the Flood dispatch another wave of attack.
Reaching 75%, Voridus and his pack continue to hold the line.
Once the power reaches 100%, the system is activated and awaits to be aligned.
Voridus start to align the ring formations while the Flood comes in waves to stop them.
Voridus aligns all rings.
The Floods continues to comes in hordes, and Sentinels start arriving to assist the Banished.
Units that can be purchased
(All of them can be purchased for 100 supplies)
Bonus and Optional Objectives