Coordinator is a member of Carbuncle, who appears in Fairy Tail: Priestess of the Phoenix. Coordinator is fairly cocky and has a tendency to mock her opponents in battle. Like her fellow Carbuncle Mages, Coordinator also has a certain amount of pride and arrogance.
Coordinator is able to dispel certain forms of Magic, such as Elfman and Mirajane's Take-Overs and Erza's Requipped armors. Coordinator also makes use of Requip to change her outfit and weapons in battle.
(Source: Fairy Tail Wikia)