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FIDE ID 3506479 · born 1965 · last updated 5/12/2026
Standard
1930
Rapid
1993
Blitz
1944
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Shortlist public Lichess and chess.com accounts for Castillo Serrano 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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We checked our stored public PGN sources for FIDE ID 3506479 and do not have usable games for Castillo Serrano yet. Paste games below to run repertoire matching by play pattern.
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