The Unnamed Skull strengthens the Artificial Intelligence of both allies and enemies. They will now notice the slight shimmer of active camouflage, shadows, the sound of reloading or drawing a weapon, footsteps, etc. All computer controlled characters have better accuracy and are much less likely to kill themselves or their teammates (the player for example) with the Rocket Launcher/Fuel Rod/Brute Shot.
Search for Halo 2 skulls on www.youtube.com and there will be a selection of videos showing the wereabouts of the skulls or how to get them : )
You do not keep the skulls in Halo 2 they are a one level sort of thing.
There are not skulls in Halo 2! It's just Halo 3!
The only things that would be counted as cheats in Halo 2 are the effects from the skulls when activated. More information on the Halo 2 Skulls is provided in the link below.
There are no skulls in Halo Reach.
No, in Halo 2 you can not unlock armor.
Nope
Play halo 4 no one gives a $hit about halo 2
The skulls are hidden all over the map. To get them all you have to do is find them and pick them up.
a harder game!
No you can't.
There are 6 total skulls in halo 3, the ones for Mythic 1 and Mythic 2