| Date | Transaction |
| 02-28-1998 | Jim Mraz has retired from the Cleveland Ironmen. |
| 01-26-1998 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 01-26-1998 | The Cleveland Ironmen have waived Jim Mraz. |
| 01-26-1998 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire. |
| 09-01-1997 | The Cleveland Ironmen have waived Jim Mraz. |
| 09-01-1997 | The Cleveland Ironmen have moved Archie Griffin, Morris Titanic, Walt Chrysler, Doug Van Horn, Don Lamka, Golden Richards, Gary Wray, Harry Smith, and Max Finn to the active roster. The Cleveland Ironmen have moved Fred Lusk, Henry Howard, Tom Mix, Jim High, Tom Farren, Jim Mraz, Terrelle Henry, Chris Cassara, and Willis Crenshaw to the inactive roster. |
| 08-04-1997 | The Cleveland Ironmen have moved Lucius Roberson, Albie Ra, John Gorinski, Terrelle Henry, Art Yearby, Austin Merrill, Felix Mack, Henry Howard, Lawyer Cherry, Jim Mraz, and Larry Crawford to the active roster. The Cleveland Ironmen have moved Rockne Freitas, Doug Van Horn, Morris Titanic, Walt Chrysler, Gary Wray, Max Finn, Bruce Service, Ron Low, Butch Fowler, Don Lamka, and Golden Richards to the inactive roster. |
| 04-27-1997 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire. |
| 04-27-1997 | The Cleveland Ironmen have waived Jim Mraz. |
| 01-26-1997 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 01-26-1997 | The Cleveland Ironmen have waived Jim Mraz. |
| 01-26-1997 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire. |
| 09-01-1996 | The Providence Devine have waived Jim Mraz. |
| 04-28-1996 | The Providence Devine have acquired Jim Mraz from the waiver wire. |
| 08-20-1995 | The Cleveland Ironmen have waived Jim Mraz. |
| 08-20-1995 | The Cleveland Ironmen have acquired Jim Mraz from the waiver wire. |
| 08-08-1994 | The San Diego Pirates have waived Jim Mraz. |
| 05-01-1994 | The San Diego Pirates have acquired Jim Mraz from the waiver wire. |
| 08-09-1993 | The Boston Z have moved Neema Oh to the active roster. The Boston Z have moved Gene Robertson to the inactive roster. |
| 08-09-1993 | The Boston Z have waived Currie Cummings. |
| 01-24-1993 | The Boston Pinky Swear have acquired Currie Cummings from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 01-24-1993 | The Boston Pinky Swear have waived Currie Cummings. |
| 01-24-1993 | The Boston Pinky Swear have acquired Currie Cummings from the waiver wire; however, as he was traded or waived after the deadline and has not spent a full week on the wire, he will not be eligible for the postseason. |
| 01-24-1993 | The Boston Pinky Swear have waived Currie Cummings. |
| 01-04-1993 | The Boston Pinky Swear have changed Jim Mraz's name to Currie Cummings. |
| 01-04-1993 | The Boston Pinky Swear have acquired Jim Mraz from the waiver wire. |
| 09-07-1992 | The Toronto Wolves have waived Jim Mraz. |
| 05-03-1992 | The Toronto Wolves have acquired Jim Mraz from the waiver wire. |
| 09-15-1991 | The Las Vegas White Elephants have automatically waived Jim Mraz to comply with the 53-man roster limit. |
| 08-11-1991 | Trade #76365 has been completed between the Boston Pink Greek and the Las Vegas White Elephants. The Las Vegas White Elephants receive Jim Mraz (G), Hakim Muhammad (T), Hill-Sachs Fracture (CB) from the Boston Pink Greek in exchange for Draft Pick - 1993 Round 3 (LV). |
| 08-05-1991 | The Boston Bronze Age have placed Jim Mraz on the trade block. |
| 12-31-1990 | The Boston Bronze Age have acquired Jim Mraz from the waiver wire. |
| 09-02-1990 | The Phoenix Prowlers have waived Jim Mraz. |
| 08-12-1990 | The Phoenix Prowlers have moved Brad White, Jim Hayes, Bill Critchfield, Warren Tomberlin, Alva Copeland, A.L. Magee, and Jim Mraz to the active roster. The Phoenix Prowlers have moved Johnny Agee, Ed Clark, Grant Scales, Jim Rutherford, Chester Morrissey, Brice Turner, Paul Coryatt, and Tim Armstrong to the inactive roster. |
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