Player profile

Stepien, Marek

Standard: 1434 Rapid: 1612 Blitz: 1555 (last updated 2026-10-02)

FIDE ID: 91136652 (view FIDE profile)

Federation: POL Sex: M Birth Year: 2012 Age: 14

Title: — Women's title: — Other title: — FOA title: —

Games: 1 Wins: 1 (100%) Draws: 0 (0%) Losses: 0 (0%)

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Dossier

1 of 1 game analyzed.

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Openings

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As White 0 games 0W 0D 0L

No games as White in this range.

As Black 1 game 1W 0D 0L

King's Indian Defense 1 game 1W 0D 0L

Semi-Averbakh System 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 9

This player's costliest moves in analyzed games. Can you find the winning move?

2026.07.11 · 28... Bh6 (−37.1% win chance) 0-1

Stepien, Marek

Wnorowski, Wiktor

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2026.07.11 · 40... Ka6 (−22.4% win chance) 0-1

Stepien, Marek

Wnorowski, Wiktor

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2026.07.11 · 38... Kc8 (−13.1% win chance) 0-1

Stepien, Marek

Wnorowski, Wiktor

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2026.07.11 · 20... Bxe4 (−11.2% win chance) 0-1

Stepien, Marek

Wnorowski, Wiktor

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Games Showing all 1 game

Date	Event	Round	Color	Opponent	Result	Accuracy %	First moves
2026.07.11	Rapid C14	1.12		2026.07.11 Wnorowski, Wiktor (21084327) (2070)	1	88.70%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7