2 games · 2016–2021 · 1 classical · 1 online
Machin Rivera 20 draws0 Harper
100.0% for Machin Rivera
Openings between them
| A30 | English Opening: Symmetrical Variation | 1 | 100.0% |
| B06 | Modern Defense | 1 | 100.0% |
All games
| Machin Rivera, M2341 | 1-0 | Harper, R2184 | Online Olym Div4 E 2021 | 2021 |
| Harper, R2204 | 0-1 | Machin Rivera, M2347 | Sub-Zonal 2.3.5 2016 | 2016 |