Find this wine Find this wine Shafer Relentless 2005 Recommended Amazing! Pin It Tweet 3 years ago by Tlay More posts Shafer 2010 Napa Vallet Relentless Hao's wine. Awesome! one month ago by Mananshah Shafer 2004 Relentless So yum yum yum. one month ago by Paul A Hilton Shafer Relentless Napa Valley 2008 Red wine. Peppery taste. one year ago by Bdaughtridge Shafer Napa Valley Relentless 2009 I liked it, Bri thought it was a little dry or possibly had too high of an alcohol content. Good, but not $70 good! one year ago by Dcmaymd Shafer Relentless Napa Valley 2009 2009 Wine of the Year per Sommelier at Del Friscos 2 years ago by Amber N.