Sanctioned Matchup Predictor
Roger Massie vs Ken Mason
Past Head-to-Head Rubbers (6)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Roger Massie | def. | Ken Mason | North West Open (2008-03-15) | +41 | |
| Roger Massie | def. | Ken Mason | Tasmanian Open (2008-07-05) | +12 | |
| Roger Massie | def. | Ken Mason | Tasmanian Closed (2008-08-09) | +7 | |
| Roger Massie | def. | Ken Mason | 2009 Eastside Open (2009-03-14) | +23 | |
| Roger Massie | def. | Ken Mason | 2010 Tasmanian Closed (2010-08-21) | +32 | |
| Ken Mason | def. | Roger Massie | 7,-9,12,11 | Tasmanian Open 2024 (2024-07-20) | +7 |