"""Asa Butterfield - Mordred - Merlin (TV Series) In the season 1 episode """"The Beginning of the End"""" Merlin meets a young druid boy named Mordred. The Great Dragon warns him against saving this boy as if he does then the boy will kill Arthur. Mordred Merlin, Merlin Cast, Merlin Season 2, Asa Buterfield, Hogwarts, Merlin Series, Tv Series, Hugo Cabret, Ender's Game"""
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