| Date | Transaction |
| 02-28-1970 | Rat Howard has retired from football. |
| 08-24-1969 | The Minnesota Wolves have moved Alex Scott, Keith Thomas, Allen Denson, Artrell Kelley, Frank Yeates, Dave Anderson, Ric Stone, and Calvin Hunsinger to the active roster. The Minnesota Wolves have moved Doug Williams, Dick Knutson, John Rundquist, Joaquin Thompson, Gerald Johnson, and George Jawish to the inactive roster. |
| 08-24-1969 | The Minnesota Wolves have waived Rat Howard. |
| 08-04-1969 | The Minnesota Wolves have moved Doug Williams, Ray Goings, James Brovelli, Dick Knutson, Pete Royal, Joaquin Thompson, Freddie Ragazzo, Bo Johnson, Chuck Boyd, Gerald Johnson, and George Jawish to the active roster. The Minnesota Wolves have moved Rat Howard, Oliver Zirinsky, Alex Scott, Matt Gaynor, Mickey Glasgow, Bill McMillin, Frank Yeates, Dave Anderson, Bud Kirner, Ric Stone, and Calvin Hunsinger to the inactive roster. |
| 08-19-1968 | The Minnesota Wolves have moved Steve Smith and Rat Howard to the active roster. |
| 08-05-1968 | The Minnesota Wolves have moved Don Lund, Dick Knutson, Johnny Heinlein, Pete Royal, and Gerald Johnson to the active roster. The Minnesota Wolves have moved Rat Howard, Vance Zanders, Martavius Burrow, Frank Yeates, Dave Anderson, Darwin Diehl, and Pete Harper to the inactive roster. |
| 09-03-1967 | The Minnesota Wolves have moved Aaron Williams, Kywin Howfield, Mickey Glasgow, Steve Smith, Jack Prestel, Frank Yeates, Ric Stone, and Rat Howard to the active roster. The Minnesota Wolves have moved Solomon Still, Chris Planansky, John Dunbar, Bud Kirner, Ron Sword, Oliver Zirinsky, Bill McMillin, and Jason Stark to the inactive roster. |
| 08-21-1967 | The Minnesota Wolves have moved Ed Papale to the active roster. The Minnesota Wolves have moved Rat Howard to the inactive roster. |
| 12-05-1966 | The Minnesota Wolves have moved Rat Howard, Aaron Williams, Jason Stark, and Edwin Walker to the active roster. The Minnesota Wolves have moved John Dunbar, Mickey Glasgow, Ric Stone, and Calvin Hunsinger to the inactive roster. |
| 11-21-1966 | The Minnesota Wolves have moved Marvin Martin to the active roster. The Minnesota Wolves have moved Rat Howard to the inactive roster. |
| 11-20-1966 | Rat Howard of the Minnesota Wolves is injured with a shoulder ligament sprain and is expected to be out for approximately 18 days. |
| 09-26-1965 | The Minnesota Wolves have moved Kenny Layden and Rat Howard to the active roster. The Minnesota Wolves have moved Mickey Glasgow and Rashaan Tucker to the inactive roster. |
| 09-19-1965 | The Minnesota Wolves have moved Rashaan Tucker to the active roster. The Minnesota Wolves have moved Rat Howard to the inactive roster. |
| 09-19-1965 | Rat Howard of the Minnesota Wolves is injured with a shoulder contusion and is expected to be out for approximately 6 days. |
| 08-16-1965 | The Minnesota Wolves have moved Rat Howard and Oliver Zirinsky to the active roster. The Minnesota Wolves have moved Cookie Ta'amu and Vic Parker to the inactive roster. |
| 08-16-1965 | Trade #44337 has been completed between the Washington Xenomorphs and the Minnesota Wolves. The Minnesota Wolves receive Oliver Zirinsky (CB), Rat Howard (CB), Kevin Dubzinski (T) from the Washington Xenomorphs in exchange for Draft Pick - 1968 Round 2 (MIN). |
| 08-09-1965 | The Washington Xenomorphs have moved Brenden Thomas, Bobby Sabados, John Smith, and Vince Rafferty to the active roster. The Washington Xenomorphs have moved Oliver Zirinsky, Lonnie Rosenthal, Kenny Layden, and Rat Howard to the inactive roster. |
| 01-04-1965 | The Washington Xenomorphs have moved Johnny Settle, Rat Howard, Kevin Dubzinski, Sammy Schmit, and Doug Parker to the active roster. The Washington Xenomorphs have moved Elmer Isom, Tony Frankian, Pete Burgess, Tony Moriarty, and Richard Studdard to the inactive roster. |
| 12-28-1964 | The Washington Xenomorphs have moved Cliff Welch, Elmer Isom, Tony Moriarty, Tony Frankian, and Pete Burgess to the active roster. The Washington Xenomorphs have moved Kevin Dubzinski, Doug Parker, Sammy Schmit, Johnny Settle, and Rat Howard to the inactive roster. |
| 09-07-1964 | The Washington Xenomorphs have moved Oliver Zirinsky, Rick Larden, Larry Herline, Kurt Johnson, Louis Secord, Tom Walter, Brandon Lund, and Rat Howard to the active roster. The Washington Xenomorphs have moved Oscar Key, Elmer Isom, John Farley, Tony Frankian, Tom Sinnott, Joe Currivan, and Gordon Holman to the inactive roster. |
| 08-30-1964 | The Washington Xenomorphs have moved Ed Papale, Willie Spirida, Jack Signaigo, Calvin Studdard, Robb McConnell, Sean Broyles, Dar Smith, Elmer Isom, John Farley, Tony Frankian, Gene McEvoy, and Richard Studdard to the active roster. The Washington Xenomorphs have moved Rat Howard, Morris Joseph, Roy Smith, Oliver Zirinsky, Brandon Lund, Al Compton, Sammy Schmit, Laron Stewart, Leo Scarpitto, Kurt Johnson, Rick Larden, and Larry Herline to the inactive roster. |
| 08-24-1964 | The Washington Xenomorphs have moved Larry Herline, Kurt Johnson, Brandon Lund, Joey McDonald, Rat Howard, Rick Larden, Joe Robustelli, Jeff Zilly, Oliver Zirinsky, Tom Sinnott, and Mike Hull to the active roster. The Washington Xenomorphs have moved Paul Dunaway, Robb McConnell, Hank Owens, Andre Reynolds, Mike Protz, Elmer Isom, Tony Frankian, Barry Holmes, Dave Studwell, Rick Mulleneaux, and Gene McEvoy to the inactive roster. |
| 08-10-1964 | The Washington Xenomorphs have moved Ed Papale, Sean Broyles, Doug Parker, Dar Smith, Nick Moore, Joe Blazine, James Staysniak, Andre Reynolds, Swede Harms, and Darryl Grant to the active roster. The Washington Xenomorphs have moved Kenny Layden, Louis Secord, Rat Howard, James Reynolds, George Jawish, Roy Smith, Oscar Key, and Gordon Holman to the inactive roster. |
| 09-01-1963 | The Washington Xenomorphs have moved Oliver Zirinsky, Laron Stewart, Wilbur Kilroy, Joe Robustelli, Kurt Johnson, Kevin Dubzinski, Louis Secord, Dale Malone, Al Compton, Tom Walter, Roy Smith, Brandon Lund, Brian Eissler, Rat Howard, Jeff Wiska, and Johnny Settle to the active roster. The Washington Xenomorphs have moved Pete Burgess, Eric Van Dyke, Richard Murrah, Frank Anderson, Mike Protz, Blaise Dickerson, Mike Bell, Rock Palmer, Jeff Hagberg, Barry Holmes, Damon Benjamin, Rick Mulleneaux, John Baker, Joe Currivan, Ed Papale, and Ed Knox to the inactive roster. |
| 08-26-1963 | The Washington Xenomorphs have moved Blaise Dickerson, Mike Protz, and Rick Mulleneaux to the active roster. The Washington Xenomorphs have moved Rat Howard, Oliver Zirinsky, and Joe Robustelli to the inactive roster. |
| 08-19-1963 | The Washington Xenomorphs have moved Tom Walter, Johnny Settle, Rat Howard, Roy Smith, Oliver Zirinsky, Brandon Lund, Al Compton, Laron Stewart, Leo Scarpitto, Kurt Johnson, Wilbur Kilroy, Ferrell Anderson, Joe Robustelli, Dale Malone, Jeff Wiska, Oscar Key, Kenny Layden, Larry Herline, and Louis Secord to the active roster. The Washington Xenomorphs have moved Ben McElroy, Ed Papale, Blaise Dickerson, Jack Signaigo, Hal Grabowski, Joe Currivan, Paul Harris, Max Ariail, Dar Smith, Jeff Hagberg, Rashod Davidson, Harry Smith, Bill Govan, Pete Burgess, Barry Holmes, Robert Duff, Rick Mulleneaux, John Baker, and Richard Murrah to the inactive roster. |
| 08-11-1963 | The Washington Xenomorphs have moved Ed Papale, Pete Burgess, Blaise Dickerson, Jack Signaigo, Dar Smith, Hal Grabowski, Joe Currivan, Jim Crooms, James Reynolds, Bill Govan, Paul Harris, Harry Smith, Rashod Davidson, Jeff Hagberg, Rock Palmer, Barry Holmes, Damon Benjamin, Robert Duff, Rick Mulleneaux, Rian Kring, John Baker, Richard Murrah, and Ryan Mills to the active roster. The Washington Xenomorphs have moved Kenny Layden, Larry Herline, Leo Scarpitto, Kurt Johnson, Bashir Loukas, Louis Secord, Wilbur Kilroy, Tom Walter, Brandon Lund, Al Compton, Johnny Settle, Rat Howard, Travis Bright, Joe Robustelli, Ferrell Anderson, Jeff Wiska, Dale Malone, Bill Shoener, Eric Van Dyke, Laron Stewart, Roy Smith, Oliver Zirinsky, and Oscar Key to the inactive roster. |
| 10-14-1962 | Rat Howard of the Washington Xenomorphs is injured with a leg contusion and is expected to be out for approximately 7 days. |
| 09-02-1962 | The Washington Xenomorphs have moved Rat Howard, Oliver Zirinsky, Jack Signaigo, Brandon Lund, Wilbur Kilroy, Travis Bright, Larry Herline, and Louis Secord to the active roster. The Washington Xenomorphs have moved John Kell, Michael Boone, Blaise Dickerson, James Reynolds, Red Caranci, Barry Holmes, John Baker, and Oscar Key to the inactive roster. |
| 08-26-1962 | The Washington Xenomorphs have moved Rick Larden, Max Ariail, Rian Kring, Eric Nagida, Blaise Dickerson, John Kell, Michael Boone, Joe Jefferson, Red Caranci, Damon Benjamin, Hal Grabowski, John Baker, and Amos Taliaferro to the active roster. The Washington Xenomorphs have moved Oliver Zirinsky, Art Miller, Ken Randle, Laron Stewart, Larry Herline, Wilbur Kilroy, Leo Scarpitto, Sammy Schmit, Louis Secord, Al Compton, Roy Smith, Brandon Lund, and Rat Howard to the inactive roster. |
| 08-19-1962 | The Washington Xenomorphs have moved Reggie Boireau, Sam Evans, Cory Kohl, Kevin Dubzinski, Ken Randle, Oliver Zirinsky, John Teeter, Brandon Lund, Al Compton, Joe Currivan, Barry Holmes, Travis Bright, Dan Potts, Sammy Schmit, Jeff Wiska, Laron Stewart, Mike Corley, Ed Kelley, Oscar Key, Kenny Layden, Leo Scarpitto, Larry Herline, Rashod Davidson, Louis Secord, Tom Walter, and Rat Howard to the active roster. The Washington Xenomorphs have moved Edward Oxendine, James Staysniak, Tom Gorgal, Rick Larden, Ferrell Anderson, John Kell, Willie Spirida, Red Caranci, Mal Kab, Rian Kring, Michael Boone, Blaise Dickerson, Damon Benjamin, Paul Harris, Joe Jefferson, Mike Brodie, John Baker, Neil Wallace, Jim Dumler, Antonio Curry, Marcus Sims, Frank Olsen, Kevin Novsek, Eric Nagida, Jason Bryan, and Amos Taliaferro to the inactive roster. |
| 08-12-1962 | The Washington Xenomorphs have moved Edward Oxendine, James Staysniak, Tom Gorgal, Ferrell Anderson, Roy Smith, Louis Baldwin, John Kell, Willie Spirida, Red Caranci, Mal Kab, Michael Boone, Blaise Dickerson, Kevin Mack, Lester Taylor, Paul Harris, Mike Brodie, John Baker, Neil Wallace, Jim Dumler, Antonio Curry, Marcus Sims, Frank Olsen, Kevin Novsek, Eric Nagida, Jason Bryan, and Amos Taliaferro to the active roster. The Washington Xenomorphs have moved Reggie Boireau, Sam Evans, Kevin Dubzinski, Ken Randle, Oliver Zirinsky, Jack Signaigo, Brandon Lund, Hal Grabowski, Al Compton, Joe Currivan, Barry Holmes, Travis Bright, Dan Potts, Sammy Schmit, Sal Taylor, Jeff Wiska, Max Ariail, Laron Stewart, Mike Corley, Oscar Key, Kenny Layden, Leo Scarpitto, Larry Herline, Rashod Davidson, Tom Walter, and Rat Howard to the inactive roster. |
| 01-01-1962 | The Washington Xenomorphs have moved Kurt Johnson, Kevin Dubzinski, Louis Secord, Al Compton, Tom Walter, Brandon Lund, Rat Howard, and Jeff Wiska to the active roster. The Washington Xenomorphs have moved Oscar Key, Mike Brodie, Mike Woolfolk, Blaise Dickerson, John Kell, Neil Wallace, Cory Kohl, and Amos Taliaferro to the inactive roster. |
| 12-25-1961 | The Washington Xenomorphs have moved Oliver Zirinsky, Ed Kelley, Art Miller, Mike Brodie, Chris Whatley, Neil Wallace, Cory Kohl, and Joe Currivan to the active roster. The Washington Xenomorphs have moved Kurt Johnson, Kevin Dubzinski, Louis Secord, Al Compton, Tom Walter, Brandon Lund, Rat Howard, and Jeff Wiska to the inactive roster. |
| 10-09-1961 | The Washington Xenomorphs have moved Rat Howard and Chuck Payne to the active roster. The Washington Xenomorphs have moved John Kell and Amos Taliaferro to the inactive roster. |
| 10-02-1961 | The Washington Xenomorphs have moved John Kell, Hal Grabowski, and Amos Taliaferro to the active roster. The Washington Xenomorphs have moved Rat Howard, Neil Wallace, and Art Miller to the inactive roster. |
| 10-01-1961 | Rat Howard of the Washington Xenomorphs is injured with a mild concussion and is expected to be out for approximately 11 days. |
| 09-03-1961 | The Washington Xenomorphs have moved Art Miller, Rick Larden, Max Ariail, Laron Stewart, Travis Bright, Dan Potts, Mike Corley, Bill Foltz, Ferrell Anderson, Kevin Dubzinski, Leo Scarpitto, Sammy Schmit, Louis Secord, Al Compton, Tom Walter, Brian Eissler, Rat Howard, and Jeff Wiska to the active roster. The Washington Xenomorphs have moved Oscar Key, Mike Brodie, Blaise Dickerson, Marty Office, Chris Whatley, Todd Miles, Mark Guggemos, Cliff Hiles, Rick Johnson, Jarvis Redd, Cory Kohl, Hal Grabowski, Rick Mulleneaux, Amos Taliaferro, Chuck Payne, Jim Conway, James Staysniak, and Deac Harper to the inactive roster. |
| 08-27-1961 | The Washington Xenomorphs have moved Oliver Zirinsky, Blaise Dickerson, Vance Zanders, Hal Grabowski, Max Ariail, Harold Hopkins, Rashod Davidson, Edward Oxendine, Paul Nix, Jim Conway, Deac Harper, Al Ena, Mike Woolfolk, Chuck Payne, and Jarvis Redd to the active roster. The Washington Xenomorphs have moved Tom Walter, Rat Howard, John Kell, Al Compton, Sammy Schmit, Laron Stewart, Leo Scarpitto, Kurt Johnson, Ferrell Anderson, Rick Larden, Travis Bright, Dan Potts, Jeff Wiska, Larry Herline, and Louis Secord to the inactive roster. |
| 08-21-1961 | The Washington Xenomorphs have moved John Kell, Dan Potts, Kurt Johnson, Louis Secord, and Rat Howard to the active roster. The Washington Xenomorphs have moved Maury Parrish, Blaise Dickerson, Mike Woolfolk, Chris Whatley, and Harold Hopkins to the inactive roster. |
| 08-13-1961 | The Washington Xenomorphs have moved Blaise Dickerson, Andre Long, Vance Zanders, Al Ena, Chris Whatley, Harold Hopkins, Clark Pinkston, and Maury Parrish to the active roster. The Washington Xenomorphs have moved Larry Herline, Kurt Johnson, Louis Secord, Tom Walter, Rat Howard, Dan Potts, Paul Nix, and Oliver Zirinsky to the inactive roster. |
| 09-05-1960 | The Washington Xenomorphs have moved Larry Herline, Louis Secord, Tom Walter, Brandon Lund, Rat Howard, Travis Bright, Mike Woolfolk, Dan Potts, and Oliver Zirinsky to the active roster. The Washington Xenomorphs have moved Vance Zanders, Kevin Domres, Gregg McDaniels, Mike Brodie, Al Ena, Jamar Meixler, John Kell, Jarvis Redd, and Ted Trosch to the inactive roster. |
| 08-28-1960 | The Washington Xenomorphs have moved Jack Stein, Mike Bell, Jamar Meixler, John Kell, Tom Webb, Jack Signaigo, Ricky Armstrong, Chris Whatley, Max Ariail, Leonard Roper, Billy Broughton, Solomon Still, Ed Allen, Sam Evans, Paul Nix, Gregg McDaniels, Al Ena, Hermit Simpson, Ted Trosch, and Bill Foltz to the active roster. The Washington Xenomorphs have moved Tom Walter, Johnny Settle, Rat Howard, Cory Kohl, Kevin Dubzinski, Oliver Zirinsky, Brandon Lund, Laron Stewart, Jack Prestel, Leo Scarpitto, Ferrell Anderson, Ken Randle, Travis Bright, Mike Woolfolk, Dan Potts, Jeff Wiska, Earl Mizell, Larry Herline, Brian Eissler, and Louis Secord to the inactive roster. |
Cornerback