| event | round | table | player one | result | player two |
| 2011 World Championship | 11 | 42 | Medeiros Merjam, Guilherme (1733) | Lost 0-2 | Sperling, Matthew (1823) |
| Pro Tour Battle for Zendikar | 7 | 1 | Medeiros Merjam, Guilherme (1943) | Won 2-1 | Sperling, Matthew (2220) |
| Pro Tour Oath of the Gatewatch | 10 | 24 | Medeiros Merjam, Guilherme (1972) | Won 2-1 | Sperling, Matthew (1984) |
| New Capenna Championship | 10 | 53 | Medeiros Merjam, Guilherme (1740) | Won 2-0 | Sperling, Matthew (1957) |