| Game | Result | Opening | Date |
|---|---|---|---|
| Costello, Colin A (1830) – Eilenberg, Jonas (2388) | 0-1 | English Opening: King's English Variation | 2026-08-01 |
| Costello, Colin A (1830) – Farrand, Tom (2077) | 0-1 | English Opening: Agincourt Defense | 2026-07-06 |
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