The rarity of Shards of the Falling Comet Set is Common, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Shards of the Falling Comet Set is a skin for Morphling. The skin was added to the game on Invalid Date, it was created by Vladimir >the implyer.
Shards of the Falling Comet Set has been recently added to the game, which makes it rather popular with the game community.