In Destiny 2 Season of the Chosen, the Glykon is a derelict ship floating in space somewhere above the Tangled Shore. Rumors has it that the Cabal Emperor tried to engage the Darkness on the Glykon, and disappeared. This is the story of the Guardian who was invited aboard, and later the story of the Guardian who sought to uncover the secrets of the Glykon and get the exotic scout rifle aboard.

Week 5 in the Glykon – the hero listens to Osiris and Empress Caiatl go at each other and also analyze what happened in the Glykon. Part of the Presage quest.
Each week, the hero finds it easier and easier to do the Glykon puzzles.
Before that, in week 4, the hero uses the exotic Ronin.
The end boss of the Glykon walkthrough is the Locus of Communion. The Locus is a tough boss to defeat, but the battle can be made easier with the Masterwork Witherhoard.
Starting in Week 5 of the Season of the Chosen, the hero uses the Outbreak Perfected, the Witherhoard and the Royal rocket launcher to defeat the boss Locus of Communion.
Week 6 of the Glykon coming soon – what will the hero use? What more secrets remain hidden in the Glykon?