The rarity of Lady of the Lumini Polare is Mythical, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Lady of the Lumini Polare is a skin for Crystal Maiden. The skin was added to the game on November 3, 2015, it was created by Vermilion Wlad.
Lady of the Lumini Polare is currently one of the most popular skins, but it is rarely seen in the game due to its high price.