The CC-V 'Legion' Cryo Projector was a weapon that used a liquid cryo substance to cause severe freeze damage in targets. It was especially effective against heavily armored infantry units.
Behind the scenes
The CC-V 'Legion' Cryo Projector is a weapon in the MMORPG Star Wars Galaxies. Schematics for this weapon can be looted in the Lost Star Destroyer and IG-88 Heroic Encounters and can be manufactured by players of the munitions trader profession.