Prepare against Justus Mandalka
DEU · World #19,598 classical · FIDE ID 16298144
Our database contains 139 games by Justus Mandalka, covering Dec 2020 to Jul 2026. Below you'll find Justus Mandalka's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Justus Mandalka 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 | 2,061 | 2,076 | Jun 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 139 | 62 | 35 | 42 | 44.6% |
| As White | 71 | 32 | 19 | 20 | 45.1% |
| As Black | 68 | 30 | 16 | 22 | 44.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Justus Mandalka's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Justus Mandalka's side.
First moves as White (71 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 67 | 94.4% | 56.7% |
| d4 | 3 | 4.2% | 100.0% |
| g3 | 1 | 1.4% | 50.0% |
Main lines as White
- 1.e4 — 94% of White games, 56.7% score
- …c5 (43% of these games) — Mandalka usually continues Nf3 (53.4% score)
- …e5 (24% of these games) — Mandalka usually continues Nf3 (62.5% score)
- …e6 (12% of these games) — Mandalka usually continues d4 (68.8% score)
- 1.d4 — 4% of White games, 100.0% score
- …d5 (67% of these games) — Mandalka usually continues c4 (100.0% score)
- …Nf6 (33% of these games) — Mandalka usually continues c4 (100.0% score)
As Black against 1.e4 (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 37 | 90.2% | 58.1% |
| e5 | 4 | 9.8% | 50.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 16 | 100.0% | 50.0% |
Justus Mandalka's chess games
All 139 games by Justus Mandalka in the Chess.ceo database (Dec 2020 - Jul 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: 62 wins, 35 draws, 42 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 14 | 6/6/2 | 42.9% |
| C45 | Scotch Game | 11 | 7/3/1 | 63.6% |
| B90 | Sicilian: Najdorf | 5 | 1/0/4 | 20.0% |
| B34 | Sicilian: Accelerated Dragon | 3 | 1/1/1 | 33.3% |
| C01 | French Defense | 3 | 3/0/0 | 100.0% |
| C50 | Italian Game | 3 | 1/0/2 | 33.3% |
| B01 | Scandinavian Defense: Main Line | 3 | 1/0/2 | 33.3% |
| B07 | Philidor | 3 | 1/0/2 | 33.3% |
| B13 | Caro-Kann: Exchange Variation | 2 | 0/0/2 | 0.0% |
| C11 | French: Classical Variation | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B38 | Sicilian: Accelerated Dragon | 21 | 9/6/6 | 42.9% |
| D32 | Queen's Gambit Declined | 11 | 4/4/3 | 36.4% |
| B30 | Sicilian | 7 | 5/1/1 | 71.4% |
| A36 | English Opening: Symmetrical | 5 | 2/0/3 | 40.0% |
| B23 | Sicilian: Closed | 4 | 1/1/2 | 25.0% |
| A20 | English Opening: Reverse Sicilian | 3 | 1/1/1 | 33.3% |
| B21 | Sicilian: Smith-Morra Gambit | 2 | 1/0/1 | 50.0% |
| C50 | Italian Game | 2 | 2/0/0 | 100.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 2 | 1/0/1 | 50.0% |
| B22 | Sicilian: Alapin | 2 | 1/1/0 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2025 | Yannick Kather | 2,153 | Heusenstamm Schloss Open | B36 |
| May 2024 | Luka Xue | 2,097 | ch-GER U14 | C45 |
| Nov 2023 | Max Wahlund | 2,079 | 9th Heusenstamm Sparkassen Open A | D40 |
| Oct 2024 | Dirk Norbert Jansen | 2,074 | Marburger Schachtage 2024 | B36 |
| May 2024 | Jakob Herrmann | 2,060 | ch-GER U14 | D36 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-GER U12 | 2023 | 21 | 9.5 | 1,396 |
| ch-GER U10 | 2021 | 18 | 11 | 1,430 |
| ch-GER U12 | 2023 | 18 | 9.5 | 1,624 |
| Heusenstamm Schloss Open | 2025 | 14 | 7.5 | 2,120 |
| Bad Soden U10 Open | 2019 | 9 | 7 | 1,194 |
| 5th Bad Soden U10 Open | 2018 | 9 | 5 | 1,072 |
| ch-GER U14 | 2024 | 9 | 6 | 2,138 |
| 9th Heusenstamm Sparkassen Open A | 2023 | 7 | 2.5 | 1,836 |
Interactive opening tree from all 139 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Justus Mandalka's chess games?
139 games by Justus Mandalka, from Dec 2020 to Jul 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 Justus Mandalka has played.
What does Justus Mandalka play on the first move as White?
Across 71 games with White in our database, Justus Mandalka opens with 1.e4 (94% of games), 1.d4 (4% of games), 1.g3 (1% of games). Against 1.e4 as Black, Justus Mandalka answers 1...c5 (90% of games), 1...e5 (10% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Justus Mandalka play as White?
As White, Justus Mandalka's most-played openings in our database are: Sicilian (14 games, 42.9% win rate); Scotch Game (11 games, 63.6% win rate); Sicilian: Najdorf (5 games, 20.0% win rate). The full breakdown of 71 games with White is in the table above.
What openings does Justus Mandalka play as Black?
As Black, Justus Mandalka most often plays: Sicilian: Accelerated Dragon (21 games, 42.9% win rate); Queen's Gambit Declined (11 games, 36.4% win rate); Sicilian (7 games, 71.4% win rate). See the table above for the top ten Black openings across 68 games.
What is Justus Mandalka's FIDE rating?
Justus Mandalka is currently rated 2,061 in classical chess. Peak classical rating: 2,076 (Jun 2025).
How many games has Justus Mandalka played?
Our database contains 139 games by Justus Mandalka, covering Dec 2020 to Jul 2026. Overall record: 62 wins, 35 draws, 42 losses (44.6% win rate).
How do I prepare against Justus Mandalka?
139 games by Justus Mandalka 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.