Conjurer

In Middle-Earth a Conjurer is a person who conjures magic.Most often it has the connotation of a travelling Wizard, Summoner, Charlatan, or impostor.

Roleplaying
Conjurer is a playable profession in MERP and Rolemaster.Rolemaster also has the similar professions: Summoner, Charlatan, Gypsy, Illusionist, Mentalist and Tarot Mage.