Monday's sports transactions

BASEBALL

American League

KANSAS CITY ROYALS—Purchased the contract of RHP Bryan Bullington from Omaha (PCL). Optioned 1B Kila Ka'aihue from Omaha.

TORONTO BLUE JAYS—Placed OF Travis Snider on the 15-day DL, retroactive to May 15. Activated 3B Edwin Encarnacion from the 15-day DL.

National League

ARIZONA DIAMONDBACKS—Acquired RHP Saul Rivera from Cleveland for cash considerations. Placed RHP Bob Howry on unconditional waivers. Signed OF Wagner Mateo.

CINCINNATI REDS—Signed OF Felix Perez to a minor league contract.

PHILADELPHIA PHILLIES—Designated INF Wilson Valdez for assignment.

SAN DIEGO PADRES—Placed OF Scott Hairston on the 15-day DL, retroactive to May 16. Selected the contract of OF Chris Denorfia from Portland (PCL). Transferred RHP Chris Young to the 60-day DL.

Eastern League

TRENTON THUNDER—Called up RHP Hector Noesi from Tampa (FSL).

Carolina League

WINSTON-SALEM DASH—Announced that LHP Justin Edwards has been called up by Birmingham (SL). Called up RHP Terry Doyle and INF Zachary Kayne from Kannapolis (SAL).

American Association

GRAND PRAIRIE AIRHOGS—Signed RHP Greg Krause.

Can-Am League

NEW JERSEY JACKALS—Released INF Mike Scanzano.

PITTSFIELD COLONIALS—Traded INF Stephen Shults to Newark (Atlantic) for cash and INF Anthony Manuel.

WORCESTER TORNADOES—Released LHP Zach Zuercher.

Frontier League

EVANSVILLE OTTERS—Traded RHP Liam Ohlmann to Florence for the 2011 second round draft pick. Released LHP Nicholas Esposito, RHP Kevin Hammon, OF Jeremy Strack, and C Brandon Underwood.