Ubisoft has announced a variety of upcoming special editions of "Splinter Cell: Blacklist" for PS3, PC, and Xbox 360. They're exclusive to shops in Europe and the UK at the moment, but should offer a good idea what the US equivalants will be once announced.
Four different versions have been announced so far, check the pictures below for details.
The 5th Freedom Edition - Exclusive to Game in the UK and Gamestop in Ireland)
The 5th Freedom Silver Edition - Exclusive to Uplay
The Ultimatum Edition
Upper Echelon Day 1 Edition - Exclusive to Game in the UK and Xtravision in Ireland