Prepare against Mikael Johann Karlsson
Iceland · World #13,196 classical · FIDE ID 2305194
Our database contains 257 games by Mikael Johann Karlsson, covering Apr 2009 to Aug 2026. Below you'll find Mikael Johann Karlsson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mikael Johann Karlsson before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,126 | 2,175 | Sep 2019 |
| Rapid | 2,027 | 2,051 | Jun 2025 |
| Blitz | 2,103 | 2,181 | Feb 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 257 | 109 | 41 | 107 | 42.4% |
| As White | 129 | 63 | 23 | 43 | 48.8% |
| As Black | 128 | 46 | 18 | 64 | 35.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mikael Johann Karlsson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mikael Johann Karlsson's side.
First moves as White (129 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 102 | 79.1% | 58.8% |
| Nf3 | 15 | 11.6% | 50.0% |
| g3 | 8 | 6.2% | 62.5% |
| e4 | 3 | 2.3% | 50.0% |
| d4 | 1 | 0.8% | 50.0% |
Main lines as White
- 1.c4 — 79% of White games, 58.8% score
- …e5 (35% of these games) — Karlsson usually continues g3 (45.6% score)
- …Nf6 (25% of these games) — Karlsson usually continues g3 (65.8% score)
- …c5 (16% of these games) — Karlsson usually continues g3 (63.6% score)
- 1.Nf3 — 12% of White games, 50.0% score
- …Nf6 (53% of these games) — Karlsson usually continues c4 (83.3% score)
- …d5 (27% of these games) — Karlsson usually continues g3 (75.0% score)
- …Nc6 (7% of these games) — Karlsson usually continues d4 (0.0% score)
As Black against 1.e4 (60 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 57 | 95.0% | 43.9% |
| d5 | 3 | 5.0% | 83.3% |
As Black against 1.d4 (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 25 | 54.3% | 32.0% |
| Nf6 | 20 | 43.5% | 47.5% |
| f5 | 1 | 2.2% | 0.0% |
Mikael Johann Karlsson's chess games
All 257 games by Mikael Johann Karlsson in the Chess.ceo database (Apr 2009 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 109 wins, 41 draws, 107 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A20 | English Opening: Reverse Sicilian | 40 | 15/6/19 | 37.5% |
| D74 | English Opening | 33 | 18/9/6 | 54.5% |
| A37 | English Opening: Symmetrical | 15 | 7/2/6 | 46.7% |
| A21 | Hungarian Opening | 8 | 4/2/2 | 50.0% |
| A11 | English Opening: Slav Setup | 7 | 4/1/2 | 57.1% |
| A34 | English Opening: Neo-Catalan | 4 | 3/0/1 | 75.0% |
| A10 | English Opening: Dutch Defense | 3 | 3/0/0 | 100.0% |
| A16 | Modern Defense | 3 | 2/0/1 | 66.7% |
| A06 | Réti Opening | 3 | 2/1/0 | 66.7% |
| E04 | Catalan | 2 | 2/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B33 | Sicilian | 32 | 15/2/15 | 46.9% |
| D52 | Slav Defense | 19 | 2/8/9 | 10.5% |
| E16 | Queen's Indian Defense | 9 | 5/1/3 | 55.6% |
| B31 | Sicilian: Rossolimo | 9 | 1/2/6 | 11.1% |
| B22 | Sicilian: Alapin | 6 | 2/0/4 | 33.3% |
| A36 | English Opening: Symmetrical | 5 | 2/0/3 | 40.0% |
| B23 | Sicilian: Closed | 5 | 3/0/2 | 60.0% |
| A11 | English Opening: Slav Setup | 4 | 2/0/2 | 50.0% |
| D30 | Semi-Slav Defense | 4 | 0/1/3 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 3 | 2/1/0 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2019 | Bragi Thorfinnsson | 2,451 | Akureyri Icelandic Open | A15 |
| Mar 2015 | Cristina Foisor | 2,394 | Reykjavik Open | B10 |
| May 2019 | Bjorn Thorfinnsson | 2,389 | Akureyri Icelandic Open | E21 |
| Sep 2021 | Mikkel Manosri Jacobsen | 2,309 | 21st ch-EU | E16 |
| Feb 2013 | Nils-Ake Malmdin | 2,281 | Reykjavik Open | A10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Reykjavik Open | 2018 | 71 | 36 | 2,079 |
| 21st ch-EU | 2021 | 11 | 5.5 | 2,032 |
| Wch U14 | 2009 | 11 | 4 | 1,818 |
| ch-ISL Open | 2013 | 10 | 5.5 | 2,178 |
| 119th ch-SCO | 2012 | 9 | 4.5 | 1,950 |
| ch-Reykjavik | 2012 | 9 | 6.5 | 2,070 |
| 23rd ch-EU U18 | 2013 | 9 | 2.5 | 1,932 |
| Akureyri Icelandic Open | 2019 | 9 | 5.5 | 2,288 |
Interactive opening tree from all 257 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mikael Johann Karlsson's chess games?
257 games by Mikael Johann Karlsson, from Apr 2009 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Mikael Johann Karlsson has played.
What does Mikael Johann Karlsson play on the first move as White?
Across 129 games with White in our database, Mikael Johann Karlsson opens with 1.c4 (79% of games), 1.Nf3 (12% of games), 1.g3 (6% of games). Against 1.e4 as Black, Mikael Johann Karlsson answers 1...c5 (95% of games), 1...d5 (5% of games). Against 1.d4: 1...d5 (54% of games), 1...Nf6 (43% of games), 1...f5 (2% of games).
What openings does Mikael Johann Karlsson play as White?
As White, Mikael Johann Karlsson's most-played openings in our database are: English Opening: Reverse Sicilian (40 games, 37.5% win rate); English Opening (33 games, 54.5% win rate); English Opening: Symmetrical (15 games, 46.7% win rate). The full breakdown of 129 games with White is in the table above.
What openings does Mikael Johann Karlsson play as Black?
As Black, Mikael Johann Karlsson most often plays: Sicilian (32 games, 46.9% win rate); Slav Defense (19 games, 10.5% win rate); Queen's Indian Defense (9 games, 55.6% win rate). See the table above for the top ten Black openings across 128 games.
What is Mikael Johann Karlsson's FIDE rating?
Mikael Johann Karlsson is currently rated 2,126 in classical chess, 2,027 in rapid and 2,103 in blitz. Peak classical rating: 2,175 (Sep 2019).
How many games has Mikael Johann Karlsson played?
Our database contains 257 games by Mikael Johann Karlsson, covering Apr 2009 to Aug 2026. Overall record: 109 wins, 41 draws, 107 losses (42.4% win rate).
How do I prepare against Mikael Johann Karlsson?
257 games by Mikael Johann Karlsson reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.