Try Pied Piper:
The Pied Piper of Hamelin [...] is the subject of a legend concerning the departure or death of a great number of children from the town of Hamelin (Hameln), Lower Saxony, Germany, in the Middle Ages. The earliest references describe a piper, dressed in multicolored ("pied") clothing, leading the children away from the town never to return. In the 16th century the story was expanded into a full narrative, in which the piper is a rat-catcher hired by the town to lure rats away with his magic pipe. When the citizenry refuses to pay for this service, he retaliates by turning his power that he put in his instrument on their children, leading them away as he had the rats.
Out on the streets in these impoverished areas east of the Tigris River, they are like Pied Pipers, leading a trail of dozens of children behind them within minutes of arriving in a neighborhood.
But before I get to genuflecting villagers, let me talk about my role as a Pied Piper.
No wonder a succession of diet experts have become the Pied Pipers of the modern age.
(Definition from Wikipedia; example sentences from Oxforddictionaries.com)