16 0 1Actions Report Solution From the main menu, select multiplayer, Spartan Ops, and Episode 3.Play through the chapters on whatever difficulty you like with 1-4 players. Upon completing the final chapter, the achievement will pop.Showing only comment. Leave a comment. Glitched for me and took a while to pop after replay the missions. Really annoyingPosted by Interracial on 10 Nov 23 at 01:09 Leave a comment