In 1964, Boston reliever Dick Radatz struck out 181 batters in 79 relief appearances, setting a mark that still stands.According to Baseball-Reference.com, it's the most strikeouts in one year for a pitcher with zero starts.Relievers were used differently back then - Radatz threw 157 innings while setting his record - but even in today's more specialized environment, Milwaukee's Josh Hader has a chance to finish the season with a staggering strikeout total.