Loki: The Shapeshifter

He was the Preeminent Shapeshifter amongst the Gods and on various occasions, he took the form of A Salmon, A Flea, A Fly, and A Mare. He also took the form of human beings, such as an old woman named Thökk who fatefully refused to weep for the fallen Baldur. Odin and Loki became blood brothers and undertook adventures with Thor.