Usecontrol panelto unlock the main gate leading to the enemy base.
You’ll encounter further enemies (beware of snipers - eliminating them is always a priority!).
Your new objective is toend the lockdownin the area.
Travel to the marked location to findanother control panel.
The next objective isto reactivate the gravity lift.
Once all enemies are taken care of, approach the elevator panel.
In the next area you’ll find aSpartan Helmetand aThreat Sensor- further upgrades for Master Chief’s equipment.
The sensor can be usedto detect nearby enemies- you’ll have a perfect opportunity to use it soon.
During your path through the tower, expect easy fights and head to the next upper floors.
Collect good weapons along the way.
you could also find, among others, a Spartan Core.
Your destination is thebig yellow door(shown in the screenshot above).
A dangerous enemy -Chak ‘Lokis also here, and it’s crucial that you face him right now.
The main challenge of this fight is thatChak ‘Lok uses optical camouflage, making him a difficult target.
you could overcome this obstacle byusing the recently acquired threat sensor.
There is only one active item slot - switch the Grappleshot to the Threat Sensor.
An activated Threat Sensor creates a sphere.When the boss enters it, his camouflage will be disabled.
All weapons and grenades are applicable in this battle - choose any you see fit.
Chak’lok unfortunately has an extra white shield barwhich you must exhaust in the first place.
Only after depleting the white shield bar, you could deal real damage to the boss.
After defeating the boss, you’re free to pick up his energy blade.
Its a great melee weapon, but won’t do much against ranged opponents.
Free the Spartan
Approach the prisoner who was being guarded by Chak’Lok.
Next to her you will find apanelwhich frees the Spartan.

The mission is completed - a new cut-scene will begin, while you’ll receive350 Valor points.
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