GI Joe 3 3/4 Inch Scale Entertainment Battle Pack - Mass Device Includes a new weapon the M.A.S.S. device teleportation machine and with it they will control the world The M.A.S.S. device from the original 1980s mini-series and then recreate exciting scenes with the 4 detailed action figures Collect all 5 sets (each sold separately) for the pieces you need to build a M.A.S.S. device machine of your very own Comes with snake eyes, baroness, sgt.stalker and cobra trooper figures, Timber the Wolf figure, 1 M.A.S.S. device piece, weapons and gear accessories