This Halo 3 walkthrough is divided into 24 total pages.
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Holdout - Last One Out Gets The Lights
Turn right at the next corner. Follow this hallway. Before the door will be another Cortana cut scene.
![Halo 3 Walkthrough - Halo 3 67](halo-3-67-small.webp)
After the cut scene, go through the door. Open the door to the left.
![Halo 3 Walkthrough - Halo 3 68](halo-3-68-small.webp)
Kill the grunt in front of you and hold RB to man the plasma cannon.
![Halo 3 Walkthrough - Halo 3 69](halo-3-69-small.webp)
If you hold the B button you will rip the plasma cannon free from the turret.
![Halo 3 Walkthrough - Halo 3 70](halo-3-70-small.webp)
Go forward and down the ramps. At the bottom of the ramps will be a grunt manning another plasma cannon.
![Halo 3 Walkthrough - Halo 3 71](halo-3-71-small.webp)
Walk to the left towards a big room. Just before the room are two plasma cannons. There is one on each side of the hallway.
![Halo 3 Walkthrough - Halo 3 72](halo-3-72-small.webp)
There is one more plasma cannon in the room. To the left of the last cannon is the door to the ops center.
![Halo 3 Walkthrough - Halo 3 73](halo-3-73-small.webp)
Climb the ramps to the top. Open the door. Go in to the ops center.
![Halo 3 Walkthrough - Halo 3 74](halo-3-74-small.webp)
Fight the Covenant forces in the room. Go down the stairs to the bomb. Hold RB to arm the bomb.
![Halo 3 Walkthrough - Halo 3 75](halo-3-75-small.webp)
Climb the stairs up to the landing with the stairs to the hangar.
![Halo 3 Walkthrough - Halo 3 76](halo-3-76-small.webp)
Go down the stairs and then to the right. You will run in to grunts near the door.
![Halo 3 Walkthrough - Halo 3 77](halo-3-77-small.webp)
Grunts and Jackals will attack you in the next room.
![Halo 3 Walkthrough - Halo 3 78](halo-3-78-small.webp)
The stairs are to the left of the door. Climb the stairs to the top and go through the door.
![Halo 3 Walkthrough - Halo 3 79](halo-3-79-small.webp)
Head right in the hallway after the door. At the next doorway Cortana talks again.
![Halo 3 Walkthrough - Halo 3 80](halo-3-80-small.webp)
Follow this hallway until the T section. Head left through a door.
![Halo 3 Walkthrough - Halo 3 81](halo-3-81-small.webp)
A bunch of grunts and drones will head left. Go left and kill the grunts.
![Halo 3 Walkthrough - Halo 3 82](halo-3-82-small.webp)
Follow this hallway until you reach the door to the left.
![Halo 3 Walkthrough - Halo 3 83](halo-3-83-small.webp)
Follow this hallway until you can't go forward anymore and then go left.
![Halo 3 Walkthrough - Halo 3 84](halo-3-84-small.webp)
To the right is a door, but when the Chief goes through Cortana talks again.
![Halo 3 Walkthrough - Halo 3 85](halo-3-85-small.webp)
Head through one of the doors and in to the hangar. Fight the grunts and jackals in here.
![Halo 3 Walkthrough - Halo 3 86](halo-3-86-small.webp)
In the back and on the right is a hallway. Go down the ramp in this hallway. At the bottom to the left is the elevator.
![Halo 3 Walkthrough - Halo 3 87](halo-3-87-small.webp)
Use the elevator. Another Cortana cut scene. This brings the Master Chief to the end of mission 2.
More Halo 3 Walkthroughs
This Halo 3 walkthrough is divided into 24 total pages.