Prepare against Marek Sefcik

Slovakia · World #28,974 classical · FIDE ID 14903644

Our database contains 156 games by Marek Sefcik, covering Jul 2007 to Jul 2026. Below you'll find Marek Sefcik's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marek Sefcik 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

Performance record

Move-by-move preparation stats

Straight from the preparation tree built over all of Marek Sefcik's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marek Sefcik's side.

First moves as White (71 games)

Main lines as White

• 1.e4 — 32% of White games, 47.8% score
  • …c5 (48% of these games) — Sefcik usually continues Nf3 (50.0% score)
  • …e5 (26% of these games) — Sefcik usually continues Nf3 (75.0% score)
  • …e6 (17% of these games) — Sefcik usually continues d3 (0.0% score)
• 1.d4 — 30% of White games, 54.8% score
  • …Nf6 (52% of these games) — Sefcik usually continues Nf3 (50.0% score)
  • …d5 (29% of these games) — Sefcik usually continues Bf4 (66.7% score)
  • …d6 (10% of these games) — Sefcik usually continues Nf3 (0.0% score)

As Black against 1.e4 (54 games)

As Black against 1.d4 (17 games)

Marek Sefcik's chess games

All 156 games by Marek Sefcik in the Chess.ceo database (Jul 2007 - 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: 45 wins, 52 draws, 59 losses.

Openings as White

Openings as Black

Notable wins

Top events

Frequently asked questions

Where can I find Marek Sefcik's chess games?

156 games by Marek Sefcik, from Jul 2007 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 Marek Sefcik has played.

What does Marek Sefcik play on the first move as White?

Across 71 games with White in our database, Marek Sefcik opens with 1.e4 (32% of games), 1.d4 (30% of games), 1.Nc3 (18% of games). Against 1.e4 as Black, Marek Sefcik answers 1...c5 (43% of games), 1...d5 (26% of games), 1...e6 (9% of games). Against 1.d4: 1...Nc6 (35% of games), 1...e6 (29% of games), 1...d5 (18% of games).

What openings does Marek Sefcik play as White?

As White, Marek Sefcik's most-played openings in our database are: Dunst Opening (13 games, 46.2% win rate); Sicilian (9 games, 44.4% win rate); London System (8 games, 50.0% win rate). The full breakdown of 71 games with White is in the table above.

What openings does Marek Sefcik play as Black?

As Black, Marek Sefcik most often plays: Sicilian (18 games, 33.3% win rate); Scandinavian Defense: Main Line (12 games, 8.3% win rate); Mikenas Defense (6 games, 66.7% win rate). See the table above for the top ten Black openings across 85 games.

What is Marek Sefcik's FIDE rating?

Marek Sefcik is currently rated 1,992 in classical chess, 1,950 in rapid. Peak classical rating: 2,048 (Oct 2015).

How many games has Marek Sefcik played?

Our database contains 156 games by Marek Sefcik, covering Jul 2007 to Jul 2026. Overall record: 45 wins, 52 draws, 59 losses (28.8% win rate).

How do I prepare against Marek Sefcik?

156 games by Marek Sefcik 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.

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