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Prep against GM sumsar42

A free preview from sumsar42's last 150 rated Lichess games (updated 2026-10-16). sumsar42 opens with 1.Nf3 in 81% of White games, peak rating 2850 (blitz), and scores 73% overall in this sample.

As White (77 games)

OpeningShareScore
King's Indian Attack38%78%
Zukertort Opening27%69%
English Opening10%50%

As Black (73 games)

OpeningShareScore
Caro-Kann Defense44%86%
Queen's Gambit Declined8%58%
Zukertort Opening7%80%

Time controls

  • blitz: 122 games
  • bullet: 28 games

Share = % of games with that colour. Score = points per game (win 1, draw ½). The full report breaks these down by variation, shows exactly where sumsar42 scores worst, and gives you a game plan.

Get the full prep report on sumsar42

Every opening by frequency and score, their weak spots, time-control tendencies, how they lose, and a concrete game plan for White and Black, matched to your repertoire. Analysed from their last 300 rated games.

See a sample report

How to use this

Aim for openings where sumsar42 plays often but scores poorly, and avoid their best lines. Read our guide: How to prepare for a chess opponent.

Data from the public Lichess API. Not affiliated with Lichess. Is this you? Opt out here.

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