Getting the gun requires all of the following. Some old and incorrect YouTube videos are still floating around confusing people
You need
Rank 3 with Petra
Finish wolves of Mars quest
Finish lost and found
Finish taken war Petra
English
-
Oh, I have all those quests done but I'm not rank 3
-
Edited by Not My Gamertag: 10/23/2016 1:02:34 AMYeh that's one of the most common missing parts Unfortunately ever since ttk out takes forever to rank up Petra Good luck