| Date | Transaction |
| 02-28-1996 | Duke Collins has retired from football. |
| 08-24-1992 | The Washington Xenomorphs have waived Duke Collins. |
| 08-23-1992 | The Washington Xenomorphs have moved Jim Scott, Danny Thomas, Lamar Crudup, Gerald Croudip, Curtis Bundra, Wilbur Cunningham, Kelen Williamson, Milt Baldinger, Jon Scott, Frank Poole, Travis Boso, Joe Davis, Mike Gossett, Aaron Compton, Joe Denfield, Ephraim Grant, Drew Brooks, David Reese, Dedrick Berti, Alex Thomas, Malcolm Faulk, Chip Burnette, Mark Franklin, and John Kline to the active roster. The Washington Xenomorphs have moved Dick Austin, Dean Drzewiecki, Les Kovac, Freddie Stephens, Jim Johnson, Bob Cearing, Bill Thompson, Vaughn Moore, Chris Clatterbuck, Frank Young, Chuck Smith, Dorne Underwood, Kevin Brown, Frank Washington, Antico McDermott, Tex Rosatti, David Laughlin, Marv Paige, Jack Chelf, Jimmy Saimes, Reggie Daffer, Dick West, Carl Abrams, and Duke Collins to the inactive roster. |
| 08-16-1992 | The Washington Xenomorphs have moved Honolulu Fanucci, Kevin Brown, Jack Chelf, Lem Bellisari, Dick West, Carl Abrams, David Laughlin, Jimmy Saimes, Tex Rosatti, Joe Tillman, Bill Parriott, Anthony Lazetich, Herbie Hall, Bill Thompson, Duke Collins, Antico McDermott, Randy Slater, Freddie Stephens, Jim Johnson, Mike Barrett, Les Kovac, Bob Cearing, Bill Bonner, Frank Young, Chuck Smith, and Vaughn Moore to the active roster. The Washington Xenomorphs have moved Dedrick Berti, Wilbur Cunningham, Pete Kahler, Ephraim Grant, Alex Thomas, Chip Burnette, Mark Franklin, Mike Gossett, Joe Denfield, Michael Owens, Milt Baldinger, Malcolm Faulk, Lamar Crudup, Kelen Williamson, Travis Boso, Joe Davis, Aaron Compton, Drew Brooks, Cletidus Swann, Charle Summerell, John Kline, Jim Scott, Danny Thomas, Gerald Croudip, Curtis Bundra, and Kevon White to the inactive roster. |
| 08-10-1992 | The Washington Xenomorphs have moved Deron Metcalf, Harry Little, and Brandon Roberts to the active roster. The Washington Xenomorphs have moved Joe Simon, Bill Parriott, and Duke Collins to the inactive roster. |
| 12-16-1991 | The Washington Xenomorphs have acquired Duke Collins from the waiver wire. |
| 09-08-1991 | The Washington Xenomorphs have automatically waived Duke Collins to comply with the 53-man roster limit. |
| 09-02-1991 | The Washington Xenomorphs have moved Wilber Prestel to the active roster. The Washington Xenomorphs have moved Duke Collins to the inactive roster. |
| 09-02-1990 | The Washington Xenomorphs have moved Alex Thomas, Joe Simon, Duke Collins, Malcolm Faulk, Steve Forrest, Mac Rembert, Lamar Crudup, Ephraim Grant, John Watts, Jim Mitchell, and Chip Burnette to the active roster. The Washington Xenomorphs have moved Bob Barnes, Daryl Jones, Travis Boso, Chase Jackson, Curt Nguyen, John Katolin, Anthony Lazetich, Bob Cearing, Wilber Prestel, Zeke Graham, and Alonzo Moss to the inactive roster. |
| 08-26-1990 | The Washington Xenomorphs have moved Dean Drzewiecki, John Katolin, Billy Joe Joyce, Jim Johnson, Bob Cearing, Wilber Prestel, Zeke Graham, Alonzo Moss, Ron Palmer, Travis Boso, Scott Golsen, Jimmy Saimes, Chase Jackson, Harry Scott, Curt Nguyen, Melvin Maher, and Vic Dowden to the active roster. The Washington Xenomorphs have moved Lamar Crudup, Wilbur Cunningham, Joe Simon, Mac Rembert, Milt Baldinger, Ron Barni, Henry Reed, Ephraim Grant, Steve Forrest, Michael Owens, Malcolm Faulk, Chip Burnette, Cletidus Swann, John Watts, Mark Franklin, Jim Mitchell, Kevon White, and Duke Collins to the inactive roster. |
| 11-06-1989 | The Washington Xenomorphs have moved Alonzo Moss, Harry Scott, Daryl Jones, and Duke Collins to the active roster. The Washington Xenomorphs have moved Vic Dowden, Wilber Prestel, John Watts, and Melvin Maher to the inactive roster. |
| 10-30-1989 | The Washington Xenomorphs have moved Dee Caveness, Curt Nguyen, Vic Dowden, and Wilber Prestel to the active roster. The Washington Xenomorphs have moved Duke Collins, Alonzo Moss, Scott Golsen, and Harry Scott to the inactive roster. |
| 09-04-1989 | The Washington Xenomorphs have moved Bob Barnes and Duke Collins to the active roster. |
| 09-03-1989 | The Washington Xenomorphs have moved Kevin Brown, Steve Mueller, Eugene Sloan, Kevin Annan, Pete Kahler, Henry Reed, Alex Thomas, Steve Forrest, Chase Jackson, Michael Owens, John Watts, Milt Baldinger, Drew Chamberlain, Joe Simon, Malcolm Faulk, Jim Mitchell, Devone Rivera, Ron Barni, and Kevon White to the active roster. The Washington Xenomorphs have moved Dan Johnson, Tom Halloran, Scott Golsen, Harry Scott, Dick Austin, David Reese, Daryl Jones, Wilber Prestel, Raymond Rose, Curt Nguyen, Jimmy Saimes, Bob Barnes, Jim Garden, Dee Caveness, Dean Drzewiecki, Billy Joe Joyce, Duke Collins, Ed Times, and Freddie Stephens to the inactive roster. |
| 08-13-1989 | The Washington Xenomorphs have moved Mike Spicer, Hal Putzier, Tom Halloran, Scott Golsen, Harry Scott, Dick Austin, David Reese, Daryl Jones, Wilber Prestel, Raymond Rose, Curt Nguyen, Jimmy Saimes, Rusty Veasey, Jon Scott, Bob Barnes, Gene Olympus, Dee Caveness, Billy Joe Joyce, Dan Stewart, Melvin Maher, Duke Collins, Ed Times, Jim Scott, Freddie Stephens, and Jim Cross to the active roster. The Washington Xenomorphs have moved Kevin Brown, John Stuart, Steve Mueller, Eugene Sloan, Kevin Annan, Wilbur Cunningham, Joe Sigurdson, Henry Reed, Chris Laurinaitis, Alex Thomas, Chip Burnette, Mark Franklin, Vic Dowden, Steve Forrest, Chase Jackson, Michael Owens, John Watts, Milt Baldinger, Drew Chamberlain, Joe Simon, Malcolm Faulk, Jim Mitchell, Devone Rivera, Ron Barni, and Kevon White to the inactive roster. |
| 08-07-1989 | The Washington Xenomorphs have moved Jim Garden to the active roster. The Washington Xenomorphs have moved Ed Wright, Dick Austin, Daryl Jones, Curt Nguyen, Melvin Maher, and Duke Collins to the inactive roster. |
| 12-12-1988 | The Washington Xenomorphs have moved Mark Franklin, Duke Collins, and Steve Gurode to the active roster. The Washington Xenomorphs have moved Jim Scott, Billy Joe Joyce, and Honolulu Fanucci to the inactive roster. |
| 12-05-1988 | The Washington Xenomorphs have moved Mac Rembert, Bob Barnes, and Jimmy Saimes to the active roster. The Washington Xenomorphs have moved Curt Nguyen, Steve Gurode, and Duke Collins to the inactive roster. |
| 11-14-1988 | The Washington Xenomorphs have moved Duke Collins, Lamar Crudup, and Jim Scott to the active roster. The Washington Xenomorphs have moved Mac Rembert, Jim Garden, and Dan Johnson to the inactive roster. |
| 10-24-1988 | The Washington Xenomorphs have moved Dan Johnson, Ephraim Grant, John Watts, Jon Scott, and Jim Garden to the active roster. The Washington Xenomorphs have moved Curt Nguyen, Dean Drzewiecki, Lamar Crudup, Duke Collins, and Jim Scott to the inactive roster. |
| 10-10-1988 | The Washington Xenomorphs have moved Chip Burnette, Curt Nguyen, Steve Gurode, Dean Drzewiecki, and Duke Collins to the active roster. The Washington Xenomorphs have moved Ephraim Grant, Daryl Jones, John Watts, Jimmy Saimes, and Jon Scott to the inactive roster. |
| 10-03-1988 | The Washington Xenomorphs have moved Honolulu Fanucci, Daryl Jones, Jon Scott, and Jim Scott to the active roster. The Washington Xenomorphs have moved Chip Burnette, Steve Gurode, Dean Drzewiecki, and Duke Collins to the inactive roster. |
| 09-26-1988 | The Washington Xenomorphs have moved Jimmy Saimes and Duke Collins to the active roster. The Washington Xenomorphs have moved Dan Johnson and Honolulu Fanucci to the inactive roster. |
| 09-05-1988 | The Washington Xenomorphs have moved Jim Mitchell, Joe Simon, Drew Chamberlain, Jimmy Conlin, Ron Barni, Alex Thomas, Steve Gurode, Devone Rivera, Alonzo Moss, Kevin Brown, Steve Forrest, Chase Jackson, Billy Barber, Kyle Davis, Kevin Annan, Eugene Sloan, James Jurgensen, and Malcolm Faulk to the active roster. The Washington Xenomorphs have moved Jim Garden, Fred Caleb, Hank Young, Curt Nguyen, Billy Joe Joyce, Ed Times, Freddie Stephens, Dan Stewart, Jeff Seymour, Jim Cross, Gary Bethea, Harold Muhammad, Duke Collins, Kerry Middleton, Hal Putzier, Dan Johnson, Eddie Garbarczyk, and Jimmy Saimes to the inactive roster. |
| 08-14-1988 | The Washington Xenomorphs have moved Honolulu Fanucci, Hal Putzier, Wilbur Cunningham, Daryl Jones, Curt Nguyen, John Watts, Jimmy Saimes, Bob Gradishar, Chris Jolley, Fred Caleb, Dee Caveness, Billy Joe Joyce, Eddie Garbarczyk, Mack Calland, Dan Stewart, Kerry Middleton, Duke Collins, Ed Times, Bobby Odom, Jeff Seymour, and Jim Cross to the active roster. The Washington Xenomorphs have moved Kevin Brown, Steve Mueller, Eugene Sloan, Kevin Annan, Joe Sigurdson, Pete Kahler, Alex Thomas, Mark Franklin, Alonzo Moss, Steve Forrest, Chase Jackson, Steve Gurode, Drew Chamberlain, Joe Simon, Malcolm Faulk, Harold Muhammad, Jim Mitchell, Billy Barber, Kyle Davis, Devone Rivera, and Ron Barni to the inactive roster. |
| 08-08-1988 | The Washington Xenomorphs have moved Dan Johnson, James Jurgensen, Vic Dowden, and Michael Owens to the active roster. The Washington Xenomorphs have moved Wilbur Cunningham, Kerry Middleton, Duke Collins, and Bobby Odom to the inactive roster. |
| 12-28-1987 | The Washington Xenomorphs have moved Jimmy Saimes, Jim Garden, Duke Collins, Jim Scott, and Jim Cross to the active roster. The Washington Xenomorphs have moved Eugene Sloan, Chase Jackson, Drew Chamberlain, Billy Barber, Mack Calland, and Norman Rosenstiel to the inactive roster. |
| 12-14-1987 | The Washington Xenomorphs have moved Kerry Middleton and Dick Hoard to the active roster. The Washington Xenomorphs have moved Halvor Elway and Duke Collins to the inactive roster. |
| 11-23-1987 | The Washington Xenomorphs have moved Duke Collins to the active roster. The Washington Xenomorphs have moved Jim Cross to the inactive roster. |
| 11-16-1987 | The Washington Xenomorphs have moved Mac Rembert and Jim Cross to the active roster. The Washington Xenomorphs have moved Duke Collins and Matt Crawford to the inactive roster. |
| 10-05-1987 | The Washington Xenomorphs have moved Mac Rembert, Duke Collins, and Dave Richardson to the active roster. The Washington Xenomorphs have moved Jim Scott, Freddie Stephens, and Jim Cross to the inactive roster. |
| 09-28-1987 | The Washington Xenomorphs have moved Jim Scott, Freddie Stephens, and Jim Cross to the active roster. The Washington Xenomorphs have moved Duke Collins, Mac Rembert, and Dave Richardson to the inactive roster. |
| 09-07-1987 | The Washington Xenomorphs have moved Duke Collins to the active roster. The Washington Xenomorphs have moved Ken Williams to the inactive roster. |
| 09-06-1987 | The Washington Xenomorphs have moved Kevin Brown, Eugene Sloan, Kevin Annan, Chris Laurinaitis, Alex Thomas, Alonzo Moss, Steve Forrest, Chase Jackson, Bob Barnes, Joe Simon, Harold Muhammad, Jim Mitchell, Billy Barber, Kyle Davis, Devone Rivera, Ron Barni, and Norman Rosenstiel to the active roster. The Washington Xenomorphs have moved Wilbur Cunningham, Cedric Fluorine, Dick Early, Shawn Chanoine, Craig Baggett, Jimmy Saimes, Jim Garden, Fred Caleb, Eddie Garbarczyk, Don Holloway, Charley Belden, Kerry Middleton, Duke Collins, Dan Breitenstein, Jim Scott, Freddie Stephens, Jeff Seymour, and Jim Cross to the inactive roster. |
| 08-23-1987 | The Washington Xenomorphs have moved Kevin Brown, Eugene Sloan, Kevin Annan, Pete Kahler, Alex Thomas, Alonzo Moss, Steve Forrest, Steve Gurode, Bob Barnes, Frank Fox, Malcolm Faulk, Halvor Elway, Jim Mitchell, Lamar Crudup, Billy Barber, Kyle Davis, Ken Williams, Devone Rivera, Duke Collins, John Kline, Ron Barni, and Norman Rosenstiel to the active roster. The Washington Xenomorphs have moved Dave Richardson, Wilbur Cunningham, Ephraim Grant, Dick Early, Raymond Rose, Craig Baggett, Jimmy Saimes, Lynn Liske, Minion "Perfect" Peyton, David Gardner, Fred Caleb, John Simmons, Mark Word, Eddie Garbarczyk, Charley Belden, Kipp Roberts, Phil Swartwoudt, Mac Rembert, Freddie Stephens, Chad McKalip, Jeff Seymour, and Jim Cross to the inactive roster. |
| 08-16-1987 | The Washington Xenomorphs have moved Dave Richardson, Wilbur Cunningham, Ephraim Grant, Henry Hands, Cedric Fluorine, Dick Early, Jimmy Saimes, Dave Riley, Craig Evans, Fred Garlich, Lynn Liske, Minion "Perfect" Peyton, David Gardner, Fred Caleb, John Simmons, Mark Word, Eddie Garbarczyk, Kelen Williamson, Charley Belden, Kipp Roberts, Phil Swartwoudt, Jim Scott, Freddie Stephens, and Jim Cross to the active roster. The Washington Xenomorphs have moved Kevin Brown, Eugene Sloan, Kevin Annan, Pete Kahler, Alex Thomas, Alonzo Moss, Steve Forrest, Chase Jackson, Milan Hubka, Steve Gurode, Bob Barnes, Joe Simon, Malcolm Faulk, Jim Mitchell, Lamar Crudup, Billy Barber, Kyle Davis, Ken Williams, Devone Rivera, Duke Collins, John Kline, Dan Breitenstein, Ron Barni, and Norman Rosenstiel to the inactive roster. |
| 09-15-1986 | The Washington Xenomorphs have moved Hank Young, Jim Scott, Pete Kahler, Duke Collins, and Wilbur Cunningham to the active roster. The Washington Xenomorphs have moved Chad McKalip, Craig Evans, Cletidus Swann, Dave Richardson, and Raymond Rose to the inactive roster. |
| 09-01-1986 | The Washington Xenomorphs have moved Kurt Saunooke, Norman Rosenstiel, Joe Simon, Kevin Brown, Devon Parker, Ron Barni, Billy Barber, Steve Forrest, Chase Jackson, Dave Richardson, Eugene Sloan, Alex Thomas, Milan Hubka, Malcolm Faulk, Brian Speck, Devone Rivera, Al Bailey, Gene Atkins, Jim Mitchell, and Halvor Elway to the active roster. The Washington Xenomorphs have moved Jim Scott, Hank Young, Joe Grant, Wilbur Cunningham, Chad McKalip, Jed Atkeson, Bob Williams, Donnie Lafleur, Eugene Perini, Phil Majors, Pete Kahler, Ryan Johns, Jimmy Saimes, Hal Renfro, Charle Summerell, Jim Garden, Duke Collins, and Bill Drost to the inactive roster. |
| 08-18-1986 | The Washington Xenomorphs have moved Norman Rosenstiel, Jim Mitchell, Joe Simon, Al Bailey, Ron Barni, Halvor Elway, Kurt Saunooke, Alex Thomas, Steve Gurode, Brian Speck, Devone Rivera, Bob Barnes, Ken Williams, Gene Atkins, Duke Collins, John Young, Kevin Brown, Devon Parker, Steve Forrest, Billy Barber, Kyle Davis, Milan Hubka, Eugene Sloan, and Malcolm Faulk to the active roster. The Washington Xenomorphs have moved Aveion Dieter, John Jackson, Mac Rembert, Phil Majors, Eugene Perini, Chad McKalip, Pete Kahler, Dennis Horton, Bob Williams, Sully Stoops, Charle Summerell, Hal Renfro, Bill Drost, Lloyd Pelluer, Ryan Johns, Donnie Lafleur, Jeff Franklin, Wilbur Cunningham, Jimmy Saimes, Joe Grant, Jed Atkeson, Mike Morgan, Paul Bostic, and Joe Maddock to the inactive roster. |
| 08-11-1986 | The Washington Xenomorphs have acquired Duke Collins from the waiver wire. |
| 08-04-1986 | The Oakland Pixar have moved Frank Nichols and Minion "Bullseye" Billy to the active roster. |
| 08-04-1986 | The Oakland Pixar have waived Duke Collins. |
Running Back