Blind: On the rock way in the back of the first battlefield on Sierra 117.
Iron: You must go on the top ledge of the windows at the end of
Sierra 117 without defeating the gravity hammer brute. BTW Iron is in the far left corner.
Black Eye: In the start room on top of the red pipe
in the back. Grunt Birthday Party: When inside the
big round pipe area with the drones swarming in and out,when you are heading down at the
end stop and hit 1 ledge below.Then go into the small chamber and pick up the skull.
Tough Luck: Head to the part in Tsavo Highway where the
big elite ship is looming overhead.Find a ledge and drop down.Head to the left where the
big contruction pieces are stuck together heading outward.Find your way to the other
side.When you do,look for a small ledge where the skull is sitting.
Catch: THis skull is a bit more feisty to get.Go to the vehicles outside
area.Use your battle rifle or something to look over the field.The skull is sitting atop a
circular building.You must get the skull without destroying the anti-air wraith.Use
vehicles to boost yourself up if needed. Fog: Once
you step onto the metal flooring at the beginning of Floodgate,look up at the building to
your left.Watch for the flood to jump off.Kill it as fast as you can.Once you do,it will
drop the skull. Famine:Get to the part where the
ghosts guard the desert path under a bridge.Kill them and climb up a rock.Jump up on the
bridge and head to the far back area.To get this skull,you must know how to grenade jump
with plasma grenades.It's simple,just throw it down a little below the skull ledge on the
side and jump above it when it explodes.It will boost you up there where you can get the
skull. Thunderstorm: Get to the hornet part of the
level where you fly across water.Head to the 1st tower you see and go up on its
interior.Head to the point where the skull lies.It's just a bit hard to see.
Tilt:This skull made me angry everytime i attempted to get to
it.Get to the major flood blue room.On a side of the room,you'll see a little machine
point sticking up.Jump on to it and look up top left.Theres a flood platform to jump
on.Get onto it and look behind you.Another platform.Get onto it and head across the narrow
bridge leading to the other side.The skull lies next to a skeleton.
Mythic: A considerably easy skull to get. Head to the ice cave at the last
level.Go to a part where you see a rock beside you on the right.Turn and head down a misty