The rarity of Tipsy Brawler is Mythical, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Tipsy Brawler is a skin for Brewmaster. The skin was added to the game on July 30, 2015, it was created by Crowntail.
Tipsy Brawler has been recently added to the game, which makes it rather popular with the game community.