1 0 1Via R1DD3R5 from the Xbox 360 guide:This should unlock once you have completed Episode 10 in single player on Officer difficulty.This achievement should also unlock if you complete the story on Veteran difficulty as this achievement stacks.Showing only comment. Leave a comment. Can you just do episode 10 on veteran after first completing all episodes on a lower difficulty level? ThanksPosted by Graham Austin on 14 May 19 at 07:13 Leave a comment