15 1 4Actions Report Solution Basically a story-related achievement to Spartan Ops. Complete the missions Hairy Call, Rally Point, Random Transport, The Chase, and The Didact's Gift. This achievement will unlock regardless of difficulty.Showing all 4 comments. Leave a comment. i've completed all of them on normal and its stuck at 80%Posted by LaTrickster2 on 07 Jul 22 at 11:29 After each and everyone of them I strongly suggest you make sure it counted, I've had to redo three of them so farPosted by BlackShadow78 on 15 Aug 23 at 06:58 I’m doing this one legendary and also stuck on 80% (4/5) completed. Had to replay the whole thing twice and it’s still not unlocking.Posted by Marwood II 87 on 07 Sep 23 at 13:23 Not unlocking for me either after completing all 5 on legendary solo. Tracker is stuck at 80%.Posted by TheMan4863 on 22 Nov 23 at 16:24 Leave a comment