The rarity of Brawler of the Glacier Sea is Mythical, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Brawler of the Glacier Sea is a skin for Tusk. The skin was added to the game on June 3, 2015, it was created by freeheartex.
Brawler of the Glacier Sea has been recently added to the game, which makes it rather popular with the game community.