Here are all three skulls and the one terminal location during "Heavy Burden" in Halo: Campaign Evolved. Skull 1: Eye PatchClose Image: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonDescription: All auto-aim is disabled for all weapons. Terminal: Harmonious ClarityClose Image: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonObjective: Head to the hangar to regroup with Williams and UNSC survivors. Skull 2: Grunt Birthday PartyClose Image: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonDescription: Grunt headshots produce legendary celebrations. Skull 3: EfficientClose Image: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonImage: Halo Studios/Xbox Game Studios via PolygonDescription: Enemies killed while the player is at full health drop more ammo.