Watch Once Upon a Time Season 3 Episode 18 online via TV Fanatic with over 7 options to watch the Once Upon a Time S3E18 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, Verizon On Demand, and Disney+.
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When Zelena gets ahold of Regina's heart, the Evil Queen casts a spell to find out why Cora abandoned her first daughter on Once Upon a Time.