The rarity of Infernal Rambler is Mythical, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Infernal Rambler is a skin for Lion. The skin was added to the game on September 14, 2016, it was created by freeheartex.
Infernal Rambler is currently one of the most popular skins, but it is rarely seen in the game due to its high price.