Whenever there's a trade involving a major leaguer or a Prospect Handbook-caliber minor leaguer, we'll provide in-depth analysis.

Dec. 20 • Red Sox say goodbye to playoff hero Roberts
Acquire: OF Dave Roberts, Boston	Acquire: OF Jay Payton, San Diego INF Ramon Vazquez, San Diego RHP David Pauley, Lake Elsinore (Hi A)

Dec. 20 • Mariners' roster crunch again becomes Rockies' gain
Acquire: RHP Aaron Taylor, Seattle	Acquire: RHP Sean Green, Tulsa (AA)

Dec. 18 • Blockbuster II: Mulder deal makes A's rebuilding official
Acquire: LHP Mark Mulder, Oakland	Acquire: RHP Dan Haren, St. Louis C/DH Daric Barton, Peoria (Lo A) RHP Kiko Calero, St. Louis

Dec. 16 • Blockbuster: Braves add Hudson to refortified rotation
Acquire: RHP Tim Hudson, Oakland	Acquire: LHP Dan Meyer, Atlanta RHP Juan Cruz, Atlanta OF Charles Thomas, Atlanta

Dec. 16 • Royals get Marrero for platoon duty
Acquire: OF Eli Marrero, Atlanta	Acquire: RHP Jorge Vasquez, Wichita (AA)

Dec. 16 • Pirates tab Santiago as Kendall's successor
Acquire: C Benito Santiago, Kansas City	Acquire: RHP Leo Nunez, Hickory (AA)

Dec. 15 • Brewers keep dealing, send Ginter to A's
Acquire: 2B/3B Keith Ginter, Milwaukee	Acquire: OF Nelson Cruz, Sacramento (AAA) RHP Justin Lehr, Oakland

Dec. 14 • Angels turn Ortiz into ex-first-rounder
Acquire: RHP Ramon Ortiz, Anaheim	Acquire: RHP Dustin Moseley, Louisville (AAA)

Dec. 13 • Brewers acquire big bat in Lee
Acquire: OF Carlos Lee, Chicago (AL)	Acquire: OF Scott Podsednik, Milwaukee RHP Luis Vizcaino, Milwaukee 1B Travis Hinton, High Desert (Hi A)

Dec. 13 • Orioles draft Hagerty, send him to Marlins
Acquire: LHP Luke Hagerty, Boise (SS)	Acquire: cash considerations

Dec. 12 • Jays, Rays make Sunday's only (minor) deal
Acquire: RHP Chad Gaudin, Tampa Bay	Acquire: C Kevin Cash, Toronto

Dec. 11 • Braves add Kolb to bullpen, move Smoltz to rotation
Acquire: RHP Dan Kolb, Milwaukee	Acquire: RHP Jose Capellan, Atlanta RHP Alec Zumwalt, Greenville (AA)

Dec. 11 • Rhodes changes addresses again, this time for Lawton
Acquire: OF Matt Lawton, Cleveland	Acquire: LHP Arthur Rhodes, Pittsburgh

Dec. 3 • Phillies hope Lofton can fill center-field void
Acquire: OF Kenny Lofton, New York (AL)	Acquire: RHP Felix Rodriguez, Philadelphia

Dec. 3 • Yankees welcome Stanton back to bullpen
Acquire: LHP Mike Stanton, New York (NL)	Acquire: LHP Felix Heredia, New York (AL)

Nov. 27 • A's take Kendall's contract off Pirates' hands
Acquire: C Jason Kendall, Pittsburgh	Acquire: LHP Mark Redman, Oakland LHP Arthur Rhodes, Oakland

Nov. 24 • Bowden stays busy, acquires Davis
Acquire: OF J.J. Davis, Pittsburgh	Acquire: OF Antonio Sucre, Savannah (Lo A)

Nov. 19 • Angels exile Guillen to D.C.
Acquire: OF Jose Guillen, Anaheim	Acquire: OF Juan Rivera, Montreal SS/2B Maicer Izturis, Montreal

Nov. 19 • Padres get Williams as M's clear roster space
Acquire: LHP Randy Williams, Seattle	Acquire: OF Billy Hogan, Eugene (SS)

Nov. 8 • Padres, Royals fill minor needs
Acquire: OF Terrence Long, San Diego RHP Dennis Tankersley, Portland (AAA)	Acquire: LHP Darrell May, Kansas City RHP Ryan Bukvich, Omaha (AAA)

Sept. 16 • Gonzalez moves again as Padres seek shortstop
Acquire: SS Alex Gonzalez, Montreal	Acquire: cash considerations

Sept. 2 • Giants find modicum of help in Burba
Acquire: RHP Dave Burba, Milwaukee	Acquire: LHP Josh Habel, Norwich (AA)

Aug. 31 • Cubs strengthen bench with Grieve
Acquire: OF Ben Grieve, Milwaukee	Acquire: LHP Andy Pratt, Iowa (AAA)

Aug. 27 • Astros add Wheeler to staff
Acquire: RHP Dan Wheeler, New York (NL)	Acquire: OF/DH Adam Seuss, Salem (Hi A)

Aug. 19 • Dodgers find relief with Dessens
Acquire: RHP Elmer Dessens, Arizona	Acquire: OF Jereme Milons, Vero Beach (Hi A)

Aug. 9 • Phillies acquire Lidle to bolster rotation
Acquire: RHP Cory Lidle, Cincinnati	Acquire: RHP Elizardo Ramirez, Reading (AA) OF Jovan Moran, Lakewood (Lo A) LHP Joe Wilson, Lakewood (Lo A)

Aug. 6 • Cardinals counter Garciaparra with Walker
Acquire: OF Larry Walker, Colorado	Acquire: LHP Chris Narveson, Tennessee (AA) LHP Luis Martinez, Memphis (AAA) RHP Jason Burch, Peoria (Lo A)

Aug. 6 • Blue Jays cast off slumping Phelps
Acquire: DH/1B Josh Phelps, Toronto	Acquire: 1B/OF Eric Crozier, Buffalo (AAA)

Aug. 6 • Red Sox find second lefty for bullpen
Acquire: LHP Mike Myers, Seattle	Acquire: cash considerations

Aug. 5 • Déjà vu all over again: White Sox reunite Alomars
Acquire: 2B Roberto Alomar, Arizona	Acquire: LHP Brad Murray, Winston-Salem (Hi A)

July 31 • Nomar no more in Boston
Acquire: SS Nomar Garciaparra, Boston OF Matt Murton, Sarasota (Hi A)	Acquire: SS Orlando Cabrera, Montreal 1B Doug Mientkiewicz, Minnesota

Acquire: INF Brendan Harris, Iowa (AAA) RHP Francis Beltran, Iowa (AAA) SS Alex Gonzalez, Chicago (NL)	Acquire: LHP Justin Jones, Lansing (Lo A)

July 31 • Red Sox add depth with Roberts
Acquire: OF Dave Roberts, Los Angeles	Acquire: OF Henri Stanley, Pawtucket (AAA)

July 31 • Dodgers continue makeover with Finley
Acquire: OF Steve Finley, Arizona C Brent Mayne, Arizona	Acquire: C Koyie Hill, Las Vegas (AAA) LHP Bill Murphy, Carolina (AA) OF Reggie Abercrombie, V. Beach (Hi A)

July 31 • Yankees, Chisox shake up rotations
Acquire: RHP Esteban Loaiza, Chicago (AL)	Acquire: RHP Jose Contreras, New York (AL)

July 31 • Marlins replace Penny with Valdez
Acquire: RHP Ismael Valdez, San Diego	Acquire: RHP Travis Chick, Greensboro (Lo A)

July 31 • Braves pick up Martin for bullpen
Acquire: LHP Tom Martin, Los Angeles	Acquire: LHP Matt Merricks, Myrtle Beach (Hi A)

July 31 • Marlins add more relief in Seanez
Acquire: RHP Rudy Seanez, Kansas City	Acquire: OF Abraham Nunez, Florida

July 30 • Phillies get another bullpen reinforcement in Jones
Acquire: RHP Todd Jones, Cincinnati OF Brad Correll, Potomac (Hi A)	Acquire: RHP Josh Hancock, Philadelphia SS Anderson Machado, Scranton (AAA)

July 30 • Dodgers, Marlins swap six players, may not be done
Acquire: RHP Brad Penny, Florida 1B Hee Seop Choi, Florida LHP Bill Murphy, Carolina (AA)	Acquire: RHP Guillermo Mota, Los Angeles C Paul LoDuca, Los Angeles OF Juan Encarnacion, Los Angeles

July 30 • After Fullmer deal falls through, Padres turn to Hansen
Acquire: 1B/3B Dave Hansen, Seattle	Acquire: RHP Jon Huber, Lake Elsinore (Hi A)

July 30 • Phillies get much-needed bullpen help with Rodriguez
Acquire: RHP Felix Rodriguez, San Francisco	Acquire: OF Ricky Ledee, Philadelphia RHP Alfredo Simon, Clearwater (Hi A)

July 30 • Mets win pursuit of Benson
Acquire: RHP Kris Benson, Pittsburgh 2B Jeff Keppinger, Altoona (AA)	Acquire: 3B Ty Wigginton, New York (NL) RHP Matt Peterson, Binghamton (AA) 3B Jose Bautista, Kansas City	Acquire: C Justin Huber, Norfolk (AAA)

July 30 • Mets part with Kazmir to get Zambrano
Acquire: RHP Victor Zambrano, Tampa Bay RHP Bartolome Fortunato, Durham (AAA)	Acquire: LHP Scott Kazmir, Binghamton (AA) RHP Joselo Diaz, Binghamton (AA)

July 24 • Red Sox get Adams for bullpen depth
Acquire: RHP Terry Adams, Toronto	Acquire: 3B John Hattig, Portland (AA)

July 22 • Itinerant Oliver moves on to Houston
Acquire: LHP Darren Oliver, Florida	Acquire: cash considerations

July 19 • Orioles, Mets exchange spare parts
Acquire: OF Karim Garcia, New York (NL)	Acquire: RHP Mike DeJean, Baltimore

July 18 • For second straight year, Chisox turn to Everett
Acquire: OF Carl Everett, Montreal	Acquire: RHP Jon Rauch, Charlotte (AAA) RHP Gary Majewski, Charlotte (AAA)

July 2 • Red Sox make minor move for Puffer
Acquire: RHP Brandon Puffer, San Diego	Acquire: 2B/1B Peter Ciofrone, Augusta (Lo A)

June 27 • Garcia fills gaping hole in Chisox rotation
Acquire: RHP Freddy Garcia, Seattle C Ben Davis, Tacoma (AAA)	Acquire: OF Jeremy Reed, Charlotte (AAA) C Miguel Olivo, Chicago (AL) SS Michael Morse, Birmingham (AA)

June 25 • Beltran goes to Astros in three-way deal
Acquire: OF Carlos Beltran, Kansas City	Acquire: RHP Octavio Dotel, Houston	Acquire: C John Buck, New Orleans (AAA) 3B Mark Teahen, Sacramento (AAA) RHP Mike Wood, Sacramento (AAA)

June 22 • Royals get Bautista as housecleaning begins
Acquire: RHP Jason Grimsley, Kansas City	Acquire: RHP Denny Bautista, Bowie (AA)

June 18 • White returns to Reds
Acquire: LHP Gabe White, New York (AL)	Acquire: LHP Charlie Manning, Chattanooga (AA)

June 17 • White Sox bid adieu to failed closer Koch
Acquire: RHP Billy Koch, Chicago (AL)	Acquire: SS Wilson Valdez, Albuquerque (AAA)

June 17 • Astros find taker for Hidalgo in Mets
Acquire: OF Richard Hidalgo, Houston	Acquire: RHP David Weathers, New York (NL) RHP Jeremy Griffiths, Norfolk (AAA)

June 7 • Expos finally get their fill of Bergeron
Acquire: OF Peter Bergeron, Edmonton (AAA) RHP Saul Rivera, Harrisburg (AA)	Acquire: RHP Jason Childers, Indianapolis (AAA) OF Jason Belcher, Huntsville (AA)

April 29 • Tigers add another power lefty for bullpen
Acquire: LHP Felix Sanchez, West Tenn (AA)	Acquire: LHP Jon Connolly, Lakeland (Hi A) LHP Eric Eckenstahler, Toledo (AAA)

April 16 • Astros, A's swap interesting pitchers
Acquire: RHP Kirk Saarloos, New Orleans (AAA)	Acquire: RHP Chad Harville, Oakland

April 12 • Looper sets sail back to Mariners
Acquire: RHP Aaron Looper, Las Vegas (AAA)	Acquire: LHP Glenn Bott, San Antonio (AA)

April 9 • Huisman could help Royals bullpen
Acquire: RHP Justin Huisman, Tulsa (AA)	Acquire: RHP Zach McClellan, Wichita (AA) 1B Chris Fallon, Wilmington (Hi A)

April 4 • Dodgers win Bradley sweepstakes
Acquire: OF Milton Bradley, Cleveland	Acquire: OF Franklin Gutierrez, Jacksonville (AA) RHP Andrew Brown, Jacksonville (AA)

April 3 • Mariners get Cabrera as hedge against Spiezio injury
Acquire: 2B/OF Jolbert Cabrera, Los Angeles	Acquire: LHP Ryan Ketchner, Inland Empire (Hi A) RHP Aaron Looper, Seattle

April 3 • Dodgers, Rays swap former hot prospects
Acquire: 2B/SS Antonio Perez, Tampa Bay	Acquire: OF Jason Romano, Los Angeles

April 3 • After bad trade for Diaz, Rangers deal him a year later
Acquire: C Einar Diaz, Texas RHP Justin Echols, Frisco (AA)	Acquire: RHP Chris Young, Harrisburg (AA) 2B/C Josh McKinley, Harrisburg (AA)

April 3 • Mets finally rid themselves of Cedeno
Acquire: OF Roger Cedeno, New York (NL)	Acquire: C Chris Widger, St. Louis INF Wilson Delgado, St. Louis

April 3 • Marlins, Padres exchange live arms
Acquire: RHP Blaine Neal, Florida	Acquire: RHP Ben Howard, San Diego

April 1 • Dodgers keep gathering hitters
Acquire: OF Cody Ross, Detroit	Acquire: LHP Steve Colyer, Los Angeles

March 31 • Astros use Robertson to keep Taveras
Acquire: LHP Jeriome Robertson, Houston	Acquire: OF Willy Taveras, Kinston (Hi A) OF Luke Scott, Akron (AA)

March 30 • Giants shore up pitching with Franklin, Estrella
Acquire: LHP Wayne Franklin, Milwaukee RHP Leo Estrella, Milwaukee
Acquire: RHP Glenn Woolard, Hagerstown (Lo A) RHP Carlos Villanueva, AZL Giants (R)

March 30 • Dodgers find Werth more worthwhile than Jays
Acquire: OF Jayson Werth, Syracuse (AAA)
Acquire: RHP Jason Frasor, Jacksonville (AA)

March 29 • Padres obtain Robinson as possible fill-in
Acquire: OF Kerry Robinson, St. Louis
Acquire: OF Brian Hunter, San Diego

March 28 • Mets add Gutierrez for infield depth
Acquire: INF Ricky Gutierrez, Cleveland
Acquire: cash considerations

March 27 • White Sox get center-field insurance with Perez
Acquire: OF Timo Perez, New York (NL)
Acquire: RHP Matt Ginter, Charlotte (AAA)

March 26 • Braves make another pitching move, add Reitsma
Acquire: RHP Chris Reitsma, Cincinnati
Acquire: RHP Bubba Nelson, Richmond (AAA) LHP Jung Bong, Atlanta

March 25 • Cubs give up on Cruz, send him to Braves
Acquire: RHP Juan Cruz, Chicago (NL) LHP Steve Smyth, Iowa (AAA)
Acquire: LHP Andy Pratt, Richmond (AAA) 2B Richard Lewis, Greenville (AA)

March 25 • Expos finally get their hands on Patterson
Acquire: RHP John Patterson, Arizona
Acquire: LHP Randy Choate, Columbus (AAA)

March 25 • Redundant Lamb gets sent packing again
Acquire: 3B Mike Lamb, Texas
Acquire: RHP Juan DeLeon, Lexington (Lo A)

Feb. 16 • Yankees get A-Rod, Rangers get financial relief
Acquire: SS Alex Rodriguez, Texas
Acquire: 2B Alfonso Soriano, New York (AL) SS Joaquin Arias, Battle Creek (Lo A)

Feb. 4 • Desperate for third-base help, Yankees acquire Lamb
Acquire: 3B Mike Lamb, Texas
Acquire: RHP Jose Garcia, Tampa (Hi A)

Jan. 26 • Mets, Royals exchange relievers
Acquire: LHP Jaime Cerda, New York (NL)
Acquire: RHP Shawn Sedlacek, Wichita (AA)

Jan. 8 • Expendable Guillen heads to Detroit
Acquire: SS/3B Carlos Guillen, Seattle
Acquire: SS/2B Ramon Santiago, Detroit SS/3B Juan Gonzalez, W. Michigan (Lo A)

Jan. 6 • Mariners, Padres dump bad contracts
Acquire: 3B Jeff Cirillo, Seattle RHP Brian Sweeney, Seattle
Acquire: RHP Kevin Jarvis, San Diego 1B/3B Dave Hansen, San Diego C Wiki Gonzalez, Portland (AAA) OF Vince Faison, Mobile (AA)

Jan. 5 • Indians use outfield depth to obtain Stewart
Acquire: LHP Scott Stewart, Montreal
Acquire: OF Ryan Church, Akron (AA) SS/2B Maicer Izturis, Buffalo (AAA)