Instead of heading inside, continue onwards past a shade turret and drop down a hill.Ħ:10 - 343 Guilty Spark - Terminal 6: At the third and final elevator that will take you to the surface. The skull can be found underneath the beam where it goes into the ground.ĥ:47 - 343 Guilty Spark - Recession skull - Near the beginning of the level where you come across the opening of the Forerunner structure. Down and to the right you will see the skull on one of the pipes.ĥ:10 - Assault on the Control Room - Terminal 5: Close to the end of the level, you will come across a large Forerunner structure with a beam running down the centre of it. You will need to grenade jump to reach the raised platform.Ĥ:51 - Assault on the Control Room - Malfunction skull: When the tunnel opens up into a much larger room, move towards the edge of the platform. Do a grenade or rocket jump onto the upper section of the structure (a rocket launcher can be found at the crashed pelican outside the building and down the cliff after using the console).Ĥ:25 - Assault on the Control Room - Fog skull: In the centre of the room after going across the bridge and down the first elevator of the level. Go up the ramp on the lefthand side of the formation and you will find the skull at the end.ģ:43 - The Silent Cartographer - Terminal 4: At the base of the Forerunner structure where you face the first pair of Hunters.ģ:58 - The Silent Cartographer - Bandana skull: From the console that opens the security door, go right into the open area. Instead of dropping down, head down the second ramp and you will see the second terminal ahead of you.Ģ:24 - The Truth and Reconciliation - Foreign skull: In the hangar, enter the door the pair of Hunters come from.Ģ:37 - The Truth and Reconciliation - Terminal 3: On the raised platform in the bridge.Ģ:52 - The Silent Cartographer - Famine skull: At the beginning of the mission, instead ofĬontinuing with the marines, turn around and head towards the large rock structure. Inside one of them, you'll find this Easter Egg and unlock the T-Rex achievement.0:05 - The Pillar of Autumn - Iron Skull: After exiting the cryo tube, turn around and move behind the two purple crates.Ġ:19 - The Pillar of Autumn - Terminal 1: The second computer station on the left when entering the bridge to talk to Keyes.Ġ:32 - Halo - Mythic Skull: From the escape pod, move towards the waterfall and look behind a large rock.ġ:05 - Halo - Boom Skull: After helping the first group of survivors, move along the upper ridge on the righthand side of the area.ġ:43 - Halo - Terminal 2: From the Boom skull, continue through the tunnels until you see a ramp on your left. Once on the ledge, you can drop down into the center and find two small room. Once you land, and survive, park your warthog next to the wall, and use it to jump up to the ledge. At this gap you have to aim slightly to the left, and land on a small platform that hangs of the side. On your way there she will mention 'a large gap' that will require full speed to cross. Afterwards, Cortana will tell you to go forward to find the new docking bay. At the end, you'll find this grunt, and also get the Thirsty Grunt achievement.ĭuring the mission The Maw, at the very end of the game, you will encounter foe hammer at the bridge. Once you do, follow the narrow tunnel, and again, look on the right hand side where you will see another opening. During this turn take a look on the right wall and you will see an opening. From this bridge, continue into the tunnel where you will go downhill and take a slight left turn. You'll find him during the warthog section of the mission after the bridge where you see foe hammer. Near the end of the game, on the level The Maw there is an easter egg known as the 'Thirsty Grunt' who is a special dialogue grunt that appears on any difficulty. Looking at this pipe for a few seconds will unlock the No Smoking achievement. There is a very small and well hidden easter egg on the mission Keyes.Īfter approaching Keyes and triggering the cutscenes, players can follow one of the tentacles from the body, and spot a small pipe hanging from the end of it. Music will be heard in the background, and you will unlock the Madrigal Debut achievement.

With the banshee lined up, exit onto the ledge and walk to the edge. You'll need to fly up and land on the middle tier, with the front of your banshee facing the cliff side that you exiting from before. Once inside, you should see a tall structure with 3 'tiers'. Quickly run forward and get inside the banshee you may need to kill the elite nearby. In front of you there will be multiple enemies, as well as a banshee. There is a hidden music cue on the mission Assault on the Control Room.Īfter making significant progress into the mission, you will exit a door from inside a structure to the outside.

Pillar of autumn terminal