The rarity of Rose of the Corridan Maestro is Mythical. At this moment the item is available for trade.
Rose of the Corridan Maestro is a skin for Storm Spirit. The skin was added to the game on September 14, 2016, it was created by Chemical Alia.
Rose of the Corridan Maestro is currently one of the most popular skins, but it is rarely seen in the game due to its high price.