| Date | Transaction |
| 02-28-2036 | Mike Key has retired from football. |
| 01-27-2036 | The Milwaukee Moon Knights have waived Mike Key. |
| 01-06-2036 | The Milwaukee Moon Knights have moved Ricky Stark to the active roster. The Milwaukee Moon Knights have moved Mike Key to the inactive roster. |
| 09-17-2035 | The Milwaukee Moon Knights have moved Mike Key to the active roster. The Milwaukee Moon Knights have moved Mike Montgomery to the inactive roster. |
| 09-10-2035 | The Milwaukee Moon Knights have moved Mike Montgomery to the active roster. The Milwaukee Moon Knights have moved Mike Key to the inactive roster. |
| 09-09-2035 | Mike Key of the Milwaukee Moon Knights is injured with a knee contusion and is expected to be out for approximately 7 days. |
| 04-29-2035 | The Detroit Dynamos have moved Mike Key to the active roster. |
| 02-04-2035 | The Detroit Dynamos have moved Marc Simmons to the active roster. The Detroit Dynamos have moved Mike Key to the inactive roster. |
| 10-22-2034 | The Detroit Dynamos have moved Mike Key and Karon Clark to the active roster. The Detroit Dynamos have moved Marco Iannuzzi and Ricky Stark to the inactive roster. |
| 10-22-2034 | The Detroit Dynamos have acquired Mike Key from the waiver wire. |
| 09-25-2034 | The British Columbia Brawlers have waived Mike Key. |
| 08-28-2034 | The British Columbia Brawlers have moved Bob Sortun, Andy Butsko, Pete Smith, and Ricky Hix to the active roster. The British Columbia Brawlers have moved Mike Key, Marcus Williams, Al Merrill, and Mike Bebout to the inactive roster. |
| 08-21-2034 | The British Columbia Brawlers have moved Mike Key and Kevin White to the active roster. |
| 08-07-2034 | The British Columbia Brawlers have moved Ron Chantiles, Tim Kercheval, Del Huggins, Keith Cockroft, and Rudy Bennett to the active roster. The British Columbia Brawlers have moved Jaime Hueller, Mike Key, Frank Maslowski, Lester Sanderson, and Jerry Stacy to the inactive roster. |
| 12-19-2033 | The British Columbia Brawlers have placed Mike Key on the Injured Reserve list for the remainder of the season. |
| 12-18-2033 | Mike Key of the British Columbia Brawlers is injured with a hand fracture and is expected to be out for approximately 28 days. |
| 10-24-2032 | Mike Key of the British Columbia Brawlers is injured with a mild concussion and is expected to be out for approximately 2 days. |
| 08-23-2032 | The British Columbia Brawlers have moved Mike Key to the active roster. The British Columbia Brawlers have moved Cap Mickens to the inactive roster. |
| 08-16-2032 | The British Columbia Brawlers have moved Mike Jackson, Bruce Bono, and Jeff Pleasant to the active roster. The British Columbia Brawlers have moved Mike Key, African Nesser, and Jim Young to the inactive roster. |
| 05-02-2032 | Trade #76544 has been completed between the British Columbia Brawlers and the Washington Capitolists. The Washington Capitolists receive Draft Pick - 2032 Round 4 (BC), Draft Pick - 2033 Round 3 (BC) from the British Columbia Brawlers in exchange for Mike Key (WR). |
| 01-04-2032 | The Washington Capitolists have placed Mike Key on the trade block. |
| 09-05-2027 | The Washington Capitolists have moved Francis Locke, Uriah Heap, Mike Key, Danzell Riley, Budge Bailey, Jeff Braham, Bodhi Rook, Michael King, Woody Gardin, Jim Klapstein, Mike Shirey, Shawn Migliazzo, and Eric Litkus to the active roster. The Washington Capitolists have moved Dino Baldischwiler, Dave Plasman, Tracey Bryant, Rob Mowatt, Marshall Law, Marv Douglas, and Carl Fritts to the inactive roster. |
| 08-23-2027 | The Washington Capitolists have moved Jeff Braham, Mike Shirey, Mike Key, Shawn Migliazzo, and Francis Locke to the inactive roster. |
| 10-13-2024 | Mike Key of the Washington Capitolists is injured with an ankle ligament sprain and is expected to be out for approximately 20 days. |
| 04-30-2023 | The Washington Capitolists have changed Mike Salsbury's name to Mike Key. |
| 08-08-2022 | The Washington Capitolists have moved David Haliburton, Mike Salsbury, Budge Bailey, and John Daugherty to the active roster. |
Wide Receiver