User blog comment:Ḡwẵine Ḹٍٍkƨ Ĺiĸe Ͼềлȑềd/WORST plot hole in the HISTORY of 'Merlin'/@comment-4623180-20121014122211/@comment-4190137-20121015052812

Perhaps, however he did remember Mordred as he spared his life and then knighted him, so I highly doubt he could forget that he was a druid when that was the reason why he saved his life...