You can actually check by going to the Campaign Menu (Solo or Co-op doesn't matter) and pressing the "X" Button. It will Ssow the Skulls that you have collected and have not.
Sorry there arn't any, The only skulls are in "Halo 3" Which are used in "Halo 3 O.D.S.T."
There is many silver skulls, look up a tutorial.
There are many Gold Skulls. Look up a tutorial.
you can get all of the skulls on multiplayer. =)
They are skulls. idiot.
ok, go to youtube and type in "how to find all halo 3 skulls" then watch the video and get the skulls. yes, its that simple.
there is 13 skulls 4 silver and 9 gold (the gold you only get the acheivments for).
There are 6 total skulls in halo 3, the ones for Mythic 1 and Mythic 2
if you want to know where the skulls are all you have to do is go to youtube and put in "halo 3 odst mythic skulls" and it will show you how to get to them
no, you just need to be of Normal mode of higher skulls don't appear on easy (:
find the skulls
There are 13 campaign skulls ( 9 gold ones which unlock achievements and 4 silver ones which make the game more fun ) and 6 mythic skulls ( 3 for the halo 3 mythic pack and 3 more for the halo 3 odst mythic pack )