The skin was added to the game on September 1, 2021. It was created by VALVE.
The rarity of Discipline of the Dark Star Shoulder is Rare, and been equipped it takes a “shoulder” slot. The skin doesn’t have alternative styles. At this moment the item is available for trade.
At the moment, Discipline of the Dark Star Shoulder is not on the list of popular skins and is rarely seen in the game.