19 2 0Coastal Highway Par Time: 00:25:00If you don't pick this up naturally in your first playthrough, set the difficulty to easy and follow the video below. Full credit to Heroic Robb for the videoGuide not helping? View 1 more guide for this achievement.Leave a comment
3 2 0Halo 3: ODST Coastal Highway Par Time (Double Tim…: Played on easy with only the IWHBYD skull active. Hope it helps!