event | round | table | player one | result | player two |
Pro Tour Dark Ascension | 7 | 184 | Costa, Matthew (1961) | Lost 1-2 | Gleicher, David (1934) |
Grand Prix Minneapolis 2012 | 12 | 44 | Costa, Matthew (1971) | Won 2-0 | Gleicher, David (1911) |
Grand Prix Quebec City 2013 | 7 | 7 | Costa, Matthew (1838) | Lost 0-2 | Gleicher, David (1893) |