5 games · 2012–2022 · 4 classical · 1 online
Thorfinnsson 40 draws1 Karlsson
80.0% for Thorfinnsson
Openings between them
| A15 | English Opening: Anglo-Indian Defense | 2 | 50.0% |
| A01 | Nimzo-Larsen Attack: English Variation | 1 | 100.0% |
| B23 | Sicilian Defense: Grand Prix Attack | 1 | 100.0% |
| D45 | Semi-Slav Defense: Stoltz Variation, Shabalov Attack | 1 | 100.0% |
All games
| Thorfinnsson, Br2419 | 1-0 | Karlsson, MiJ2119 | Kvika Reykjavik Open 2022 | 2022 |
| Thorfinnsson, Br2439 | 1-0 | Karlsson, MiJ2067 | 21st ch-EUR Indiv 2021 | 2021 |
| Karlsson, MiJ2130 | 0-1 | Thorfinnsson, Br2439 | ch-ISL Rapid 2020 | 2020 |
| Karlsson, MiJ2146 | 1-0 | Thorfinnsson, Br2451 | Icelandic Open 2019 | 2019 |
| Thorfinnsson, Br2480 | 1-0 | Karlsson, MiJ1940 | TCh-ISL 2012-13 | 2012 |