if you look up you will see 3 sniper spots a bottom, middle, and top go to the middle one with the banshee land carefully and go to the right side and look at the blue light wait a while and you will hear a hidden track.
One of the most hated levels in all of Halo for its repetitive level design and thunderous hordes of flood that swarm the player the moment they set foot in its dark halls. The title will be the sixth mainline entry in the Halo franchise, and it was first announced as part of the 24th Electronic Entertainment Expo event in 2018.
The game will be releasing three years after Halo Wars 2, which came out in 2017. To activate Devmode, open the properties window of the halo custom edition shortcut.