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FIDE ID 5104971· born 1988 · last updated 5/12/2026
FIDE standard
2074
FIDE rapid
1968
FIDE blitz
2114
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Shortlist public Lichess and chess.com accounts for Rivera Leon via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
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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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