to encourage the Tigers to score, down 5–0. Iván Rodríguez hit a home run on the subsequent at-bat. Though the Tigers lost the game, the "Gum Time!" tradition has caught on among Detroit players and fans. Robertson earned his first career postseason victory on October 10, 2006, by pitching five shutout innings against the Oakland Athletics in game 1 which helped launch the Detroit Tigers into their ALCS sweep of the A's and their first pennant since 1984. In 2008, he tied for the major league lead in bunt hits allowed, with nine. Robertson is also a part owner of the Wichita Wingnuts independent baseball organization. On August 22, 2008, Tigers manager Jim Leyland announced that Nate was being demoted to the bullpen due to ongoing trouble with his slider. Nate was quoted by the Detroit Free Press as saying that it was the "lowest point" of his career. Second stint with Florida Marlins On March 30, 2010, Robertson was traded to the Florida Marlins for minor league pitcher Jay Voss and cash considerations. He was designated for assignment on July 21. One week later he was released. St. Louis Cardinals & Philadelphia Phillies Robertson signed a minor league contract with the St. Louis Cardinals on August 2, 2010, and was assigned to the Triple-A Memphis Redbirds. Robertson exercised an opt-out clause on August 23, and signed a minor league contract with the Philadelphia Phillies on August 24, 2010, reporting to Triple-A Lehigh Valley. On September 9, 2010, Robertson was designated for assignment by the Phillies, a day after giving up 5 runs in innings against the Marlins and nearly blowing a 10-run lead. Seattle Mariners On January 20, 2011, Robertson signed a minor league contract with the Seattle Mariners with an invitation to Spring training. Chicago Cubs On February 19, 2012, the Chicago Cubs and Robertson agreed to terms to a minor league contract. Toronto Blue Jays On July 14, 2012, the Toronto Blue Jays signed him to a contract. The Blue Jays assigned Robertson to their AAA affiliate Las Vegas 51s. Texas Rangers On January 21, 2013, the Texas Rangers signed Robertson to a minor league contract. Second stint with Tigers On March 13, 2013, Robertson signed a minor league deal with the Detroit Tigers. On May 17, 2013, Robertson was granted his release from the Tigers, as he was struggling with his command in Triple-A. Coaching career