Mad Max – Twin Sisters History Relic, Insignia, Scrap Locations – Gameplay PS4 MarkTheShark2k | September 5, 2015 | Mad Max, Videos | No Comments Stank Gum, Twin Sisters Camp, showing all of the history relic, scrotus insignia, and scrap locations. 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 Share this:TwitterGoogleReddit Related Add a Comment Cancel reply Your email address will not be published.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.