4 games · 2020–2025 · 2 classical · 1 online
Costachi 22 draws0 Antonica
75.0% for Costachi
Openings between them
| A48 | Torre Attack: Fianchetto Defense | 1 | 50.0% |
| A61 | Benoni Defense: Knight's Tour Variation | 1 | 100.0% |
| D53 | Queen's Gambit Declined | 1 | 100.0% |
| E11 | Bogo-Indian Defense: Nimzowitsch Variation | 1 | 50.0% |
All games
| Costachi, M2464 | ½-½ | Antonica, Dragos-Andrei2312 | TCh-ROU Men DivA 2025 | 2025 |
| Antonica, Dragos-Andrei2321 | ½-½ | Costachi, M2470 | TCh-ROU Superliga 2022 | 2022 |
| Costachi, M2463 | 1-0 | Antonica, Dragos-Andrei2365 | Super Chess Rapid Open | 2022 |
| Costachi, M2471 | 1-0 | Antonica, Dragos-Andrei2300 | Titled Tuesday 1st Dec | 2020 |