Not your average snow fort. Highly armored and built for war these Snow Fortresses are impregnable to all Capitalist attempts to squash Communism in the great white north.
Snow Fortresses' are the 5th and final tier in the Snowball industry. They are from the Supreme Santa event. They cost 
10 B Yetis, 
1 WW Snowballs, and 
5 Comrades.
King of Solitude automates Snow Fortresses.
