sentences:  For the 2009 season, Arencibia was promoted to the Las Vegas 51s, the Blue Jays' Triple-A affiliate in the Pacific Coast League.Arencibia was promoted to the MLB on August 4, 2010 to replace the injured John Buck, who had been placed on the 15-day disabled list for a right thumb laceration.At the time of his promotion, Arencibia was batting .303 with a PCL leading 31 home runs and 79 RBI
  
  He started in his first MLB game for the Toronto Blue Jays on August 7, 2010 against the Tampa Bay Rays.