Claim: In the 2010 season of the Arizona Diamondbacks, all their games have been losses except against Chicago, with a record of 9-9.
Evidence: The Arizona Diamondbacks' 2010 season, the franchise's 13th season in Major League Baseball, included the team's attempt to make the playoffs for the first time since 2007. Atlanta Chicago Cincinnati Colorado Florida Los Angeles Milwaukee Philadelphia Pittsburgh San Diego San Francisco St. Louis Washington 9–9 4–3 5–1