Originally Posted by Keroberos
Plausible choice. Subterranean factor protects them from the harsh winter (zombies freeze), undead makes them implacable and unfeeling, and beavers go for the cliche. I'd say you covered all the bases...approved!
Then the question becomes- is it the Morlocks, the zombies, or the giant, subterranean, undead beavers that have the Styleforum End of Year/New Year Contest judges cornered up on their mountain?