Find this wine Find this wine Shafer Relentless 2005 Recommended Amazing! Pin It Tweet 4 years ago by Tlay More posts Shafer 2010 Napa Vallet Relentless Hao's wine. Awesome! 2 months ago by Mananshah Shafer 2004 Relentless So yum yum yum. 2 months 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.