21 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Karlsson, Mikael Johann | Bjornsson, Sigurbjorn | 0-1 | A20 | Skákþing Ãslands - Ãskorendaflokkur 2026 | 2026-06-06 |
| Karlsson, Mikael Johann | Birkisson, Bjorn Holm | 0-1 | D46 | Skákþing Ãslands - Ãskorendaflokkur 2026 | 2026-06-04 |
| Karlsson, Mikael Johann | Omarsson, Adam | 1/2-1/2 | A15 | Skákþing Ãslands - Ãskorendaflokkur 2026 | 2026-05-31 |
| Karlsson, Mikael Johann | Kilic, Eray | 0-1 | A20 | European Chess Club Cup 2023 | 2023-10-01 |
| Karlsson, Mikael Johann | Kartsev, Nikolay | 1-0 | A10 | ROpen 2022 | 2022-04-12 |
| Karlsson, Mikael Johann | Haugen, Lars Tormod | 1-0 | A37 | ROpen 2022 | 2022-04-10 |
| Karlsson, Mikael Johann | Jonsson, Kristjan Dagur | 1-0 | A29 | Reykjavik Open 2022 | 2022-04-07 |
| Karlsson, Mikael Johann | Hreinsson, Johann Helgi | 1-0 | A20 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-09-02 |
| Karlsson, Mikael Johann | Tummasarson, Flovin M. | 1-0 | A05 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-08-31 |
| Karlsson, Mikael Johann | Baltag, Iulian | 1/2-1/2 | A00 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-08-28 |