Rats, bats, boars -- what else do we need? We're going to have tall, snowy peaks in the game. Well, sounds like a nice place for goats, in fact. Like wild boars, they could have a charge attack. Except more deadly, since on a mountain pass, your situation is more precarious. There could also be domesticated goats, including ones that thrive in cold climates and grow soft cashmere wool; better than sheep and evil llamas. They're also some more interesting uses of goats by short people.
Will we have the usual D&D-like variations? Goat Young Goat Large Goat Desert Goat Timber Goat Obsidian Goat Ghost Goat Flying Goat Underground Goat Underwater Goat Horseriding Goat Poisonous Goat Punk Goat