3 games · 2015–2019 · 1 classical · 0 online
Petrosian 21 draws0 Piorun
83.3% for Petrosian
Openings between them
| A05 | King's Indian Attack | 1 | 50.0% |
| B06 | Modern Defense: Pseudo-Austrian Attack | 1 | 100.0% |
| B72 | Sicilian Defense: Dragon Variation, Classical Variation, Grigoriev Variation | 1 | 100.0% |
All games
| Petrosian, Tl2601 | ½-½ | Piorun, K2611 | World Rapid 2019 | 2019 |
| Piorun, K2659 | 0-1 | Petrosian, Tl2589 | Aeroflot Open A 2018 | 2018 |
| Piorun, K2609 | 0-1 | Petrosian, Tl2625 | World Rapid 2015 | 2015 |