the Midas touch
1. The ability to easily turn a large profit. The new sales rep seemed to have the Midas touch, turning every lead she found into a sale.
2. The ability to produce successful results. The young football couch had the Midas touch as he led his undefeated team through a perfect season.
the Midas touchthe ability to make money out of anything that you undertake.
In classical legend, Midas was a king of Phrygia (in Asia Minor) who had the power to turn everything he touched into gold.