343, please listen. After the events of Halo 5, and it seems that the Arbiter is going to side with the UNSC against Cortana, the Halo community should have the option to play as elites in Halo 6. This would make sense in the Halo canon, and would be a fun experience for Halo players, it would also improve your bad track record so far for Halo. Please learn from your past mistakes and listen to the fans.
I think I heard somewhere that they were bringing them back…
We have a long running thread open for discussing playable elites, feel free add your thoughts and comments there 
Official Playable Elites Thread