User blog comment:Merlinfan/Sorcerers' eyes in Series 1/@comment-4135736-20120915161343

Oh, yes, that is true, among all the sorcerers who have performed magic, Edwin and Nimueh's eyes never glowed, also I havn't seen Mordred's eyes glow either when he threw those spears at those knights (although his eyes were shut so I wonder if his eyes will glow in Series 5).