Prepare against Iasonas Bartzos
GRC · World #53,694 classical · FIDE ID 42156130
When preparing against Iasonas Bartzos, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (84% of games); against 1.d4, 1...d5 (50%).
Our database contains 52 games by Iasonas Bartzos, covering Feb 2023 to Aug 2026. Below you'll find Iasonas Bartzos's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Iasonas Bartzos 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 | 1,879 | 1,978 | Jun 2026 |
| Rapid | 1,795 | 1,864 | Dec 2025 |
| Blitz | 1,813 | 1,813 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 52 | 31 | 5 | 16 | 59.6% |
| As White | 23 | 13 | 3 | 7 | 56.5% |
| As Black | 29 | 18 | 2 | 9 | 62.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Iasonas Bartzos's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Iasonas Bartzos's side.
First moves as White (23 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 23 | 100.0% | 63.0% |
Main lines as White
- 1.e4 — 100% of White games, 63.0% score
- …e5 (35% of these games) — Bartzos usually continues Nf3 (50.0% score)
- …e6 (22% of these games) — Bartzos usually continues d4 (80.0% score)
- …c5 (22% of these games) — Bartzos usually continues Nf3 (30.0% score)
As Black against 1.e4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 21 | 84.0% | 61.9% |
| e5 | 4 | 16.0% | 87.5% |
As Black against 1.d4 (2 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 1 | 50.0% | 100.0% |
| Nf6 | 1 | 50.0% | 100.0% |
Iasonas Bartzos's chess games
All 52 games by Iasonas Bartzos in the Chess.ceo database (Feb 2023 - 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: 31 wins, 5 draws, 16 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C06 | French: Tarrasch Variation | 5 | 4/0/1 | 80.0% |
| B32 | Sicilian | 5 | 1/1/3 | 20.0% |
| C56 | Italian Game | 3 | 1/1/1 | 33.3% |
| B06 | Modern Defense | 2 | 2/0/0 | 100.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 1/1/0 | 50.0% |
| C41 | Scotch Game | 1 | 1/0/0 | 100.0% |
| C44 | Ponziani Opening | 1 | 1/0/0 | 100.0% |
| C30 | King's Gambit | 1 | 1/0/0 | 100.0% |
| B13 | Caro-Kann: Exchange Variation | 1 | 1/0/0 | 100.0% |
| C61 | Ruy Lopez | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B76 | Sicilian: Dragon | 6 | 3/0/3 | 50.0% |
| B27 | Sicilian: Hyperaccelerated Dragon | 4 | 3/0/1 | 75.0% |
| B26 | Sicilian: Closed | 3 | 3/0/0 | 100.0% |
| B22 | Sicilian: Alapin | 2 | 2/0/0 | 100.0% |
| C65 | Ruy Lopez: Berlin Defense | 2 | 1/1/0 | 50.0% |
| B52 | Sicilian: Moscow Variation | 2 | 0/0/2 | 0.0% |
| B40 | Sicilian | 2 | 1/0/1 | 50.0% |
| E65 | English Opening | 1 | 0/0/1 | 0.0% |
| B20 | Sicilian: Snyder Variation | 1 | 0/0/1 | 0.0% |
| C55 | Italian Game | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2026 | Hristoforos Nemtsas | 1,992 | ATHENS CHALLENGE 2026 | B06 |
| Jun 2026 | Maximos Megagiannis | 1,826 | ATHENS CHALLENGE 2026 | B23 |
| Aug 2024 | Stefan Predarski | 1,734 | ch-EU U08 | D00 |
| Jul 2026 | Danezis,Prodromos | 1,726 | 53rd TCh-GRE 2026 | D02 |
| Aug 2024 | Tymofii Petrenko | 1,696 | ch-EU U08 | C06 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-GRE U08 | 2024 | 17 | 13.5 | 1,527 |
| ch-EU U08 | 2024 | 7 | 4 | 1,727 |
| Greek Youth U16 Individual Championship Finals 2026 | Open U10 | 2026 | 7 | 6 | 1,871 |
| 53rd TCh-GRE 2026 | 2026 | 6 | 3 | 1,664 |
| 17th Athens PAO Open | 2024 | 5 | 3 | 1,752 |
| 52nd chT-GRE | 2025 | 5 | 2 | 1,705 |
| ATHENS CHALLENGE 2026 | 2026 | 2 | 2 | 2,309 |
| 51st chT-GRE | 2024 | 2 | 0 | 1,392 |
Interactive opening tree from all 52 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Iasonas Bartzos's chess games?
52 games by Iasonas Bartzos, from Feb 2023 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 Iasonas Bartzos has played.
What does Iasonas Bartzos play on the first move as White?
Across 23 games with White in our database, Iasonas Bartzos opens with 1.e4 (100% of games). Against 1.e4 as Black, Iasonas Bartzos answers 1...c5 (84% of games), 1...e5 (16% of games). Against 1.d4: 1...d5 (50% of games), 1...Nf6 (50% of games).
What openings does Iasonas Bartzos play as White?
As White, Iasonas Bartzos's most-played openings in our database are: French: Tarrasch Variation (5 games, 80.0% win rate); Sicilian (5 games, 20.0% win rate); Italian Game (3 games, 33.3% win rate). The full breakdown of 23 games with White is in the table above.
What openings does Iasonas Bartzos play as Black?
As Black, Iasonas Bartzos most often plays: Sicilian: Dragon (6 games, 50.0% win rate); Sicilian: Hyperaccelerated Dragon (4 games, 75.0% win rate); Sicilian: Closed (3 games, 100.0% win rate). See the table above for the top ten Black openings across 29 games.
What is Iasonas Bartzos's FIDE rating?
Iasonas Bartzos is currently rated 1,879 in classical chess, 1,795 in rapid and 1,813 in blitz. Peak classical rating: 1,978 (Jun 2026).
How many games has Iasonas Bartzos played?
Our database contains 52 games by Iasonas Bartzos, covering Feb 2023 to Aug 2026. Overall record: 31 wins, 5 draws, 16 losses (59.6% win rate).
How do I prepare against Iasonas Bartzos?
52 games by Iasonas Bartzos 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.