A group of small, extremely aggressive and carnivorous birds.
The snow and ice erupts upward into sharp, clawed hands, that seek to drag an unwary adventurer down. The ice has a (green/red/blue) tinge inside it
A collection of drifting shadows that form now into a snarling face, now into raking claws.
A woolly mammoth, still encrusted with spikes of glacial ice. It appears to be undead.