Sir Emerik is one of the primary antagonists of the first and second Atherton books. He is described as a cunning, plotting man, with Aspirations to rule Atherton, and speaks with a hoarse, rasping voice.

After being set on fire by by Edgar, Sir Emerik loses most of his hair and develops a phobia of fire. Eventually, He and Lord Phineus captuer Edgar and his friends and bring them under the house of power. Sir Emerik is bitten by a Krat, and becomes increasingly delusional. Eventually, he kidnaps Edgar and drags him back up to the surface before dying.