Marshmallow

Marshmallow is a large ice monster created by Elsa to chase Ana, Kristoff, Olaf and Sven.

Appearance
It has a large rocky abdomen and head with sharp icecicles on various parts of the body such as nails, teeth, knees and back.

Powers
It is able to throw large objects with it's strong hands or crush them with it's feet.

Trivia

 * Olaf nicknamed the monster Marshmallow because it was big and fluffy like one.