Heimdall and Loki Fighting as Seals at Singasteinn for Brisingamen
The goddess Freyja's most precious possession, the necklace Brisingamen, is stolen by the trickster Loki. Heimdall, the ever-vigilant watchman of the gods, pursues him to the remote rock of Singasteinn, where both transform into seals to engage in a fierce aquatic battle for the jewel.