Odin and Fenrir. Fenrir is the father of wolves and a son of Loki in Norse mythology. He was foretold to kill Odin during Ragnarök, and in turn be killed by Odin's son Víðarr. He was also said to have bitten off the right hand of the god Týr.
Edmund Dulac for "The Mermaid" in 'Stories from Hans Andersen': "But the little mermaid had no need to do this, for at the mere sight of the bright liquid which sparkled in her hand like a shining star, they drew back in terror.