How to complete the Derealize Exotic mission in Destiny 2

In pursuit of the Barrow-Dyad Exotic submachine gun in Destiny 2, you must venture into the depths of the Dreadnaught and complete the Derealize Exotic mission. This mission features a few boss fights, a puzzle, and a large traversal area.

Here’s a complete walkthrough of the Derealize Exotic mission in Destiny 2.