Sanctioned Matchup Predictor
Ken Mason vs Arnie Katarzynski
Past Head-to-Head Rubbers (9)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Ken Mason | def. | Arnie Katarzynski | North West Open (2008-03-15) | +1 | |
| Ken Mason | def. | Arnie Katarzynski | Tasmanian Veterans (2008-07-26) | 0 | |
| Ken Mason | def. | Arnie Katarzynski | 2011 North-West Open (2011-03-19) | +1 | |
| Ken Mason | def. | Arnie Katarzynski | 2011 Tas Vets / Juniors (2011-04-09) | 0 | |
| Ken Mason | def. | Arnie Katarzynski | Northern Open Championships (2011-09-10) | 0 | |
| Ken Mason | def. | Arnie Katarzynski | 2012 North-West Open (2012-03-17) | 0 | |
| Ken Mason | def. | Arnie Katarzynski | 3,9,5 | Eastside Open 2013 (2013-02-16) | 0 |
| Ken Mason | def. | Arnie Katarzynski | 6,4,3 | North West Open 2017 (2017-03-04) | 0 |
| Ken Mason | def. | Arnie Katarzynski | 5,5,1 | North West Open 2024 (2024-03-09) | 0 |