Unlock the Entire Mountain with Float, Control, and Agility The effortless float and confidence-boosting control of the Day Trader get the Mystery Series upgrade in the Burton Mystery Day Trader Snowboard. It gives new meaning to versatile and high-energy thanks to the lightweight agility and responsive pop of Mystery construction. It's your all-terrain ride for fresh snow and groomed laps alike. A new range of lengths open this board up to all riders.