The San Francisco Giants have agreed to a three-year, $15 million extension with Santiago Casilla.
The Houston Astros have signed free agent designated hitter/first baseman Carlos Pena to a one-year contract with a base salary of $2.9 million.
Toronto has extended the knuckleballer for two years and $25 million, completing their trade with the Mets.
The Minnesota Twins have reportedly signed right-hander Mike Pelfrey to a one-year deal worth up to $5.5 million.
The Los Angeles Angels could find an unlikely trading partner for Vernon Wells in the New York Yankees. Not unlikely because it's the Yankees, but because it is Vernon Wells.