Halo 3 - Tough Luck Skull - game guide, walkthrough, secrets, game tips & strategies

Level: Tsavo Highway

Do you see a big pipe along the left side of the road? Take the second ladder, on the top turn left. Jump over the fence, and turn right. Look down and you should see a narrow path on the right side of the cliff. Drop on it, move forward and turn right. You should see a skull lying on the rock.

Effect: Your enemies avoid your grenades and missiles more effectively.