Skulls were introduced to the Halo series in the second game, and make a return in Halo: Campaign Evolved with new additions and mechanics. This guide for Halo: Campaign Evolved lists the locations of every Skull to be found in the game, as well as their utility. Magnified Skull: How To Unlock The Original Halo MA5B Assault Rifle60-round magazines for the AR are now standard-issue. How To Make Halo: Campaign Evolved More Like The Original Halo: Combat EvolvedThe Halo: Campaign Evolved remake makes some major changes to mechanics in the interests of quality of life and simple gameplay evolution in the quarter century since the original Halo: Combat Evolved released. Those are all Skulls to be unlocked in Halo: Campaign Evolved as well as what they can modify in your playthrough.