- Season 2 Episode 2: Merlin

Fans will note this as the first appearance of the loyal Sir Leon, who would go on to become one of the show's most beloved knights. Fan Perspective

Meanwhile, a more literal threat looms: , a deadly assassin sent by King Odin to avenge the death of his son (whom Arthur killed in a duel), arrives in Camelot with a mission to kill the prince. Key Highlights & Character Development Merlin - Season 2 Episode 2

Arthur realizes that his knights have been letting him win jousting matches out of respect for his royal status. Determined to prove he can win on merit alone, he enters a local tournament in disguise as "," using a local farmer as his "face". Fans will note this as the first appearance