following another injury suffered in a preseason game against the Minnesota Vikings, his season ended when the Ravens placed him on injured reserve on September 3. St. Louis Rams An unrestricted free agent in the 2009 offseason, Boller signed with the St. Louis Rams on April 4 as the backup to starting quarterback Marc Bulger. Boller saw action on September 27 against the Green Bay Packers after Bulger sustained a bruised rotator cuff. He passed for 164 yards, two touchdowns and an interception along with 31 rushing yards in the 36–17 loss. In Week 4 against the San Francisco 49ers, he threw an interception and fumbled, both returned for touchdowns. Oakland Raiders On April 15, 2010, Boller signed with the Raiders. On October 24, 2010, Boller saw some game action in the Raiders-Broncos game. He rushed six times for 11 yards in the Raiders' blowout 59–14 win. In March 2011, the Raiders resigned Boller for one year at $1.25 million. In October, Boller became the Raiders' starting quarterback after Jason Campbell suffered a collarbone injury against the Cleveland Browns. Boller replaced Campbell, and the Raiders held on to beat the Browns. The following week, due to Campbell's injury, Boller started his first game as a Raider against the Chiefs. He was ineffective, throwing three interceptions, and was eventually replaced in the game by the newly acquired Carson Palmer, who went on to throw three interceptions himself. Boller became the primary backup to Palmer for the rest of the season. San Diego Chargers and retirement An unrestricted free agent in the 2012 offseason, Boller signed with the San Diego Chargers on July 27, 2012 after backup Charlie Whitehurst suffered a knee injury in training camp. After the signing, however, Boller opted to retire. NFL career statistics Regular season Career highlights AFC Offensive Player of the Week (week 14, 2004) 3rd all-time Baltimore Ravens record for most career passing yards (7,846). 3rd most games played as Baltimore Ravens quarterback (53). 3rd most games started as Baltimore Ravens quarterback (42). Boller's record as a starter in full games for the Ravens was 21–19. His home record at M&T Bank Stadium as a starter was 16–7. Boller has 9 career games with QB ratings over 100. He also has 11 career games with at least 1 touchdown thrown and no interceptions. In 2005, he led the Ravens to back to back primetime wins over