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FIDE ID 21879850 · born 2004 · last updated 5/12/2026
Standard
1609
Rapid
1565
Blitz
1597
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Shortlist public Lichess and chess.com accounts for Zubacki via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
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Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
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AI matching by sample game
We checked our stored public PGN sources for FIDE ID 21879850 and do not have usable games for Zubacki yet. Paste games below to run repertoire matching by play pattern.
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