The rarity of Mace of Vincere is Rare. At this moment the item is available for trade.
Mace of Vincere is a skin for Queen of Pain. The skin was added to the game on July 19, 2013, it was created by Natus_Vincere.
Mace of Vincere is currently one of the most popular skins, but it is rarely seen in the game due to its high price.