The rarity of Burning Jack Bomber is Mythical, and been equipped it takes a “Bundle” slot. At this moment the item is available for trade.
Burning Jack Bomber is a skin for Batrider. The skin was added to the game on October 16, 2015, it was created by Paproch.
Burning Jack Bomber has been recently added to the game, which makes it rather popular with the game community.