When one typically thinks of mainstream Scotch whisky releases that are rarer in scope, Diageo often jumps to mind. This spirit giant’s annual Special Releases collection pulls from both well known and obscure single malt distilleries across a vast portfolio. Chivas Brothers, the Scotch arm of Diageo rival Pernod Ricard, is now pulling off something of a rarer whisky line up itself with the recent debut of its new Secret Speyside Collection.