Walsh, also known as Oz, the Great and Terrible, sated his time in the magical land of Oz by collecting a wide range of enchanted trinkets; one such trinket was apparently the enchanted bow. ("It's Not Easy Being Green") When Walsh is overthrown by Zelena, the Wicked Witch of the West, the bow falls under her possession - that is, until Robin Hood is sent by Rumplestiltskin to steal the Elixir of the Wounded Heart. During a confrontation with Zelena, Robin sees the bow and a sign beside which explains that any arrow fired from it will never miss its target. He picks it up and prepares to fire, at which Zelena makes duplicates of herself so that he won't know who to aim for. He makes the wrong choice, hitting a vent instead, but manages to leave with both the elixir and the bow... but Rumpl