On July 1, Daniels acquired catcher Bengie Molina from the San Francisco Giants for relief pitcher Chris Ray and prospect Michael Main. On July 9, Daniels acquired pitchers Cliff Lee and Mark Lowe from the Seattle Mariners for Blake Beavan, Matt Lawson, Josh Lueke, and prized prospect Justin Smoak. On July 29, Daniels acquired Jorge Cantú from the Florida Marlins for prospects Evan Reed and Omar Poveda. On July 30, Daniels acquired Cristian Guzmán from the Washington Nationals for prospects Ryan Tatusko and Tanner Roark. On July 31, after high expectations and several disappointments, Daniels traded away the Texas Rangers 2010 opening day starting catcher Jarrod Saltalamacchia to the Boston Red Sox for prospects Chris McGuiness, Roman Mendez, a player to be named later, and cash considerations equaling near $350,000.