Unnamed Skull - Link to Download Video (1 of 15 halo 2 skulls)
Level: Armory
Difficulty: Legendary
Text Display on the Screen: " None "
What it does: This skull makes enemies more aware of your location, it seems.
How to Find the Skull: You'll see Sarge show up in an elevator at the beginning of the level. Wait there until he starts dissing on you and saying you need to get in the elevator. Now you have to wait for him to say "Would it help if I said please?" and then get in the elevator and go down. Get on the tram and look inside of the building. Press up against the doors toward the inside of the building, and then hold the X button and tha tshould give you the skull. It's on the green crates toward the end of the ride.

Thunderstorm Skull -  Link to Download Video (2 of 15 halo 2 skulls)
Level: Cairo Station
Difficulty: Legendary
Text on the Screen: Thunderstorm
What the Skull Does: It makes all of the covenant become special ops.
How to Find the Skull: Kill the second room of covenant enemies boarding the ship and it'll say "Priority Shift." Right after this you go into the armory. Kill those elites and enter the room that is Commons B.01. Kill those enemies on the ground floor and the grunts in the distance on their plasma turrets. Now look outside into space and you'll see dual tracks and there will be diagonal beams holding the tracks.They are in the center, and they're close together. One goes down the side of the wall where a glass railing is and you can jump on the post. Then jump up onto the diagonal railing. Now jump to the track and follow it toward the door you came in...there's a landing with a trash can and the skull is there.

Angry Skull - Link to Download Video (3 of 15 halo 2 skulls)
Level: Gravemind
Difficulty: Legendary
Text on the Screen: " Angry "
What the Skull Does: You can use this skull as a third weapon, and it also makes grunts shoot a lot faster.
How to Find the Skull: Kill all the covenant on the level. You'll eventually reach the outside area. Turn right immediately and you'll see some crates (covenant) on the ldge...jump off of the crate and onto the ledge. Keep walking until you see a large girder and then jump onto it and go back toward the area you came from. There's an invisible grunt with a fuel rod cannon - kill him and keep walking to the end where you'll see the Angry skull above a small grav lift.

Blind Skull - Link to Download Video (4 of 15 halo 2 skulls)
Level: Outskirts
Difficulty: Any
Text on the Screen: " Blind "
What the Skull Does: This skull eliminates your hud and all on screen displays.
How to Find the Skull: This is the easiest skull to find - walk ahead of you where there is a hallway with a light. Walk in the hallway, turn around and look up where there is a flashing light. Jump onto it and then turn right and crouch jump to the roof....turn right again and follow the passageway which takes you to the ammunition and the Blind skull.

Catch Skull - Link to Download Video (5 of 15 halo 2 skulls)
Level: Metropolis
Difficulty: Legendary
Text on the Screen: " Catch "
What the Skull Does: Enemies toss a lot more grenades, including two plasma grenades in almost all instances.
How to Find the Skull: Exit the highway underground and once you see a circular room with jackals and elites, you can get in the Warthog and fly to the next checkpoint. Get out and go back to the circular room from before and clear that room by killing the enemies. There's a big beam from that goes from one of the platforms to the top of the two towers. Grenade jump at the base of this beam and walk to the top...now jump over the ledge of the left tower and walk to the end where you'll see the Catch skull.

Sputnik Skull - Link to Download Video (6 of 15 halo 2 skulls)
Level: Quarantine Zone
Difficulty: Legendary
Text on the Screen: " Sputnik "
What the Skull Does: Attacks are increased quite a bit...weapons are more powerful such as grenades, rockets, vehicles, melees, turrets, and more.The force of certain attacks and explosions is increased dramatically.
How to Find the Skull: Turn aroudn immediately and go into the tunnel you see until you come out the other end. Go across the area until you see a broken pipe tunnel to the right. There's a small ledge across the wall above a green pit. Walk across it to the end and you'll see the Sputnik skull.

Envy Skull - Link to Download Video (7 of 15 halo 2 skulls)
Level: Delta
Halo Difficulty: Legendary
Text on the Screen: " Envy "
What the Skull Does: Instead of having a flashlight, you have active camo as Master Chief.
How to Find the Skull: Fight your way along until you find the place that has a big structure with lots of columns. Go left and you'll see a ramp that goes up and then back down. Walk up that and continue until you see plasma turrets. Go to the end and there is a door there's a big stone blocking a door. Get on that and then jump up onto the ledge. Now 'nade jump on top of that wall to the left and you'll notice that the right wall ends...jump onto the dirt and follow the stone wall to the top. Now when youre up top, you can see two invisible Elites looking at each other - the Envy skull is right there.

Ghost Skull - Link to Download Video (8 of 15 halo 2 skulls)
Level: Uprising
Difficulty: Legendary
Text on the Screen: " Ghost "
What the Skull Does: Not sure. If you know, contact us.
How to Find the Skull: There's an L shaped room after you pass the outside area that has ghosts and grunts. This is after the room that has covie and marine weapons. Now you need to grenade jump using a ghost (that you jack) up to the rafters. You'll see the skull above the door and if you hold X while jumping, you'll pick it up.

Mythic Skull - Link to Download Video (9 of 15 halo 2 skulls)
Level: Sacred Icon
Difficulty: Legendary
Text on the Screen: " Mythic "
What the Skull Does: The enemies seem to be harder to kill.
How to Find the Skull: When you get to the half-outside area that has sentinals in front of them, pass that up and go down the area where you eventually get in a dark area with flood. You will see 6 boxes when you enter the room...so use them to get on the landing above them and there are alcoves to the right. Check the third one and you'll find the Mythic skull.

Assassins Skull - Link to Download Video (10 of 15 halo 2 skulls)
Level: Regret
Difficulty: Legendary
Text on the Screen: " Assassins "
What the Skull Does: All enemies are cloaked.
How to Find the Skull: Right after the ride that is after the hunter fight, there's a building with turrets on it. Go inside and jump on the stone block that you'll see...then onto the ledge...this ledge takes you to where you saw the turrets, so you'll want to get on the roof from there.There's a broken pillar outisde of the door, so jump on and you'll be able to get up there using grenade and crouch jumps. Follow the right side of the building and you'll eventually come to a grassy area that has two invis elites and the skull.

Grunt Birthday Skull - Link to Download Video (11 of 15 halo 2 skulls)
Level: The Arbiter
Difficulty: Legendary
Text on the Screen: " Grunt Birthday Party "
What the Skull Does: Enemies explode when you get a headshot.
How to Find the Skull: As soon as youre able to get a banshee on the level, you can fly straight down to the bottom of the middle structure on this level...on the far side. When you see 2 circular beams and the connectio nbetween the two, you can land your banshee between them. There are dancing grunts there, which is obviously wher eyou will find the grunt birthday party skull.

Iron Skull - Link to Download Video (12 of 15 halo 2 skulls)
Level: High Charity
Difficulty: Legendary
Text on the Screen: " Iron "
What the Skull Does: When someone dies during co-op play, you get sent back to your last checkpoint like you do on Legendary.
How to Find the Skull: When you get to the last Gravity lift, just look up and a skull will pass by...hold X before it gets to you and you'll grab it.

Famine Skull - Link to Download Video (13 of 15 halo 2 skulls)
Level: The Oracle
Difficulty: Legendary
Text on the Screen: " Famine "
What the Skull Does: There is less ammo in all of the weapons you find laying around.
How to Find the Skull:Once you get off of the slow elevator, there is a hallway with dead bodies. Keep going and go to the right in the next room and find the third pane of glass. Shoot it out and also the windows directly across the room. Now you'll see a platform below with four posts. Turn on your active camo and jump to the center platform and then onto the column that is in the middle...now go through the window that you shot out and go left. Keep walking til you get to the end and there are four flood elites...with of course the Famine skull.

IWHBYD Skull - Link to Download Video (14 of 15 halo 2 skulls)
Level: Outskirts
Difficulty: Legendary
Text on the Screen: " I Would Have Been Your Daddy "
What the Skull Does: It unlocks a bunch of dialogue throughout the game.
How to Find the Skull: You'll need to watch the video to get a better idea how to do this because explaining it is too complex.

Black Eye Skull - Link to Download Video (15 of 15 halo 2 skulls)
Level: Great Journey
Difficulty: Legendary
Text on the Screen: " Black Eye "
What the Skull Does: You must charge your shields by meleeing opponents. They don't charge normally..
How to Find the Skull: When you're taking Sarge somewhere (he's in a Scarab), follow him until there's a big compound. There's an angled support beam above the door that the Sarge blasts open...land your banshee on that and walk to the top. once you're up there, look down and then you'll see an angled wall to the left. Jump onto it and walk to the top. Now go straight along the right hand side of it and jump over the small beam you'll come to. Keep going straight until there's a grassy area where it becomes a hill....keep going until the angled support for the tower runs into the grass. Now jump onto the support and walk up it. Get off of it at the first landing and you'll see the Black Eye skull right there.

  All videos above are from highimpacthalo.org - check them out.