Mercado Negro (Black Market) is used y more than one band / group. 1. A reggae band from Portugal, strong spiritual content with very good music vibes. 2. Mercado Negro is perhaps the best salsa band in Europe based in Switzerland. The group consists of musicians from Colombia, Peru, Argentina, Brazil, Chile, Switzerland and Italy. Mercado Negro has an impressive list of artists with whom they have toured, Celia Cruz, Alfredo De La Fe (their teacher), Tito Nieves, José Alberto (el Canario), Cheo Feliciano, Jimmy Bosch and many others.