Marshmallow is a character on ABC's Once Upon a Time. He is a snow monster created by Elsa out of fear.
Season 4When Elsa arrives in Storybrooke, she becomes nervous when she discovers that she is being followed and hides, creating Marshmallow to keep her safe. Marshmallow not only does that, but goes on to rampage through Storybrooke, causing destruction and panic. Marshmallow heads for the forest where it is revealed that he is generally immune to Emma Swan's magic. He nearly kills Marian, until Regina Mills burns Marshmallow with fire, killing him.
- Elsa (creator)
- Marshmallow is based on the snow monster created by Elsa in the Disney film Frozen.
- S4, E01: "A Tale of Two Sisters"