| Date | Transaction |
| 02-28-1988 | Chris Percival has retired from football. |
| 09-20-1987 | The Cleveland Ironmen have waived Chris Percival. |
| 09-20-1987 | The Cleveland Ironmen have acquired Chris Percival from the waiver wire. |
| 08-17-1987 | The Montreal Mastodon have waived Chris Percival. |
| 05-03-1987 | The Montreal Mastodon have moved Chris Percival to the active roster. The Montreal Mastodon have moved Dick Heenan to the inactive roster. |
| 05-03-1987 | The Montreal Mastodon have acquired Chris Percival from the waiver wire. |
| 12-08-1986 | The Cleveland Ironmen have waived Chris Percival. |
| 12-08-1986 | The Cleveland Ironmen have acquired Chris Percival from the waiver wire. |
| 09-28-1986 | The Montreal Mastodon have waived Chris Percival. |
| 09-01-1986 | The Montreal Mastodon have moved Chris Percival to the active roster. |
| 09-01-1986 | The Montreal Mastodon have acquired Chris Percival from the waiver wire. |
| 08-25-1986 | The Las Vegas White Elephants have moved Jeff Holmes and Jeff Holland to the active roster. |
| 08-25-1986 | The Las Vegas White Elephants have waived Chris Percival. |
| 08-17-1986 | Trade #74007 has been completed between the Boston Bronze Age and the Las Vegas White Elephants. The Las Vegas White Elephants receive Chris Percival (DE), Draft Pick - 1989 Round 3 (BOS) from the Boston Bronze Age in exchange for Joe Hughes (DE). |
| 08-11-1986 | The Boston Bronze Age have moved Darnell Harry to the active roster. The Boston Bronze Age have moved Chris Percival to the inactive roster. |
| 12-29-1985 | The Boston Bronze Age have moved Sheldon Mitchell Jr., Duane Wegert, and Chris Percival to the active roster. The Boston Bronze Age have moved Darnell Harry, Dwayne Hooks, and Terry Bradshaw to the inactive roster. |
| 12-23-1985 | The Boston Bronze Age have acquired Chris Percival from the waiver wire. |
| 12-09-1985 | The Boston Bronze Age have waived Chris Percival. |
| 12-01-1985 | The Boston Bronze Age have moved Chris Percival to the active roster. The Boston Bronze Age have moved Joe Stover to the inactive roster. |
| 11-24-1985 | The Boston Bronze Age have moved Joe Stover to the active roster. The Boston Bronze Age have moved Chris Percival to the inactive roster. |
| 11-24-1985 | Chris Percival of the Boston Bronze Age is injured with a shoulder muscle strain and is expected to be out for approximately 11 days. |
| 11-11-1985 | The Boston Bronze Age have moved Chris Percival to the active roster. The Boston Bronze Age have moved Marv Brady to the inactive roster. |
| 11-11-1985 | The Boston Bronze Age have acquired Chris Percival from the waiver wire. |
| 11-04-1985 | The Toronto Wolves have waived Chris Percival. |
| 11-04-1985 | The Toronto Wolves have moved Chris Percival to the inactive roster. |
| 10-28-1985 | Trade #73737 has been completed between the Boston Bronze Age and the Toronto Wolves. The Toronto Wolves receive Elvin Spencer (C), Chris Percival (DE), Draft Pick - 1986 Round 3 (BOS), Draft Pick - 1987 Round 2 (NAS), Draft Pick - 1988 Round 1 (BOS) from the Boston Bronze Age in exchange for Dwayne Hooks (C), Darnell Harry (DE). |
| 08-12-1985 | The Boston Bronze Age have moved Steve Brady, Chris Percival, and John Saleaumua to the active roster. The Boston Bronze Age have moved Al Raglin, Mike Hunt, and Zip Barnes to the inactive roster. |
| 12-31-1984 | The Virginia Blah have moved Steve Brady and Dick Baker to the active roster. The Virginia Blah have moved Chris Percival and Allen Boeke to the inactive roster. |
| 10-28-1984 | Chris Percival of the Virginia Blah is injured with a shoulder muscle strain and is expected to be out for approximately 20 days. |
| 12-11-1983 | The Virginia Blah have moved Chris Percival to the active roster. The Virginia Blah have moved Curcumin Vesay to the inactive roster. |
| 10-31-1983 | The Virginia Blah have moved Curcumin Vesay to the active roster. The Virginia Blah have moved Chris Percival to the inactive roster. |
| 10-30-1983 | Chris Percival of the Virginia Blah is injured with a hamstring strain and is expected to be out for approximately 34 days. |
| 05-01-1983 | The Virginia Blah have removed Chris Percival from the trade block. |
| 01-03-1983 | The Virginia Blah have placed Chris Percival on the trade block. |
| 09-06-1982 | The Virginia Blah have moved Chris Percival to the active roster. |
| 08-30-1982 | The Virginia Blah have moved Bill Beverly to the active roster. The Virginia Blah have moved Chris Percival to the inactive roster. |
| 08-22-1982 | Chris Percival of the Virginia Blah is injured with a shoulder muscle strain and is expected to be out for approximately 9 days. |
| 09-25-1978 | The Dallas Blah have moved Chris Percival to the active roster. |
| 09-24-1978 | The Dallas Blah have moved Mack Nalen to the active roster. The Dallas Blah have moved Chris Percival to the inactive roster. |
| 09-24-1978 | Chris Percival of the Dallas Blah is injured with a finger fracture and is expected to be out for approximately 12 days. |
| 10-25-1976 | The Dallas Blah have moved Chris Percival to the active roster. The Dallas Blah have moved Darius Moreau to the inactive roster. |
| 10-10-1976 | The Dallas Blah have moved Darius Moreau to the active roster. The Dallas Blah have moved Chris Percival to the inactive roster. |
| 10-10-1976 | Chris Percival of the Dallas Blah is injured with a shoulder joint injury and is expected to be out for approximately 15 days. |
| 08-09-1976 | The Dallas Blah have moved Chris Percival to the active roster. |
Defensive End