The R5X GHOST - Smoker is a variant of the Allied R5X GHOST and has identical stats.
This helmet could previously be won through the "RARE HELMET LOTTERY BOX", which was available post-Parity Patch, until it was removed in the holiday update on the 18th of December, 2015.
In-game Description Edit
Light helmet. A row of oversized yellow teeth adorns this version of the Allied R5X GHOST.