Mad Max – Proving Grounds Relic, Insignia, and Scrap Locations – Trophy Achievement MarkTheShark2k | September 9, 2015 | Mad Max, Videos | No Comments All the History Relic, Insignia, and Scrap locations for the Proving Grounds camp in Mad Max the video game. This is the same camp as the Gut Noose fight. Mission completed 100%. Share this:TwitterGoogleReddit Related Add a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Notify me of follow-up comments by email. Notify me of new posts by email.