The rarity of Vespertine Guard is Rare, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Vespertine Guard is a skin for Abaddon. The skin was added to the game on November 24, 2014, it was created by Vayne.
Vespertine Guard is currently one of the most popular skins, but it is rarely seen in the game due to its high price.