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Player profile

Collin, Moritz Valentin

Standard: 2403 Rapid: 2120 Blitz: 2101 (last updated 2026-11-02)
FIDE ID: 1342932 (view FIDE profile)
Federation: SUI Sex: M Birth Year: 2006 Age: 20
Title: FM Women's title: — Other title: — FOA title: —
Games: 127 Wins: 53 (42%) Draws: 28 (22%) Losses: 45 (35%) Other: 1
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Dossier

120 of 127 games analyzed.

Accuracy: 91.1%
Opened d4: 30/56Opened e4: 26/56
Castled kingside: 77Same-side castling: 75Did not castle: 22Castled queenside: 9Opposite-side castling: 8
Played in the center: 36Fianchettoed queenside: 30Played on the queenside: 28Played on the kingside: 21Fianchettoed kingside: 14
Space advantage: 74Active pieces: 72Sacrificed material: 70Kept the bishop pair: 68Initiated exchanges: 68Isolated pawn: 61Backward pawn: 59Missed tactics: 25Avoided exchanges: 18Played gambits: 8
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Openings

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As White 59 games 20W 16D 23L
Sicilian Defense 12 games 4W 3D 5L
Najdorf Variation 3 games 2W 1D 0L
Opocensky Variation, Traditional Line 2 games 1W 1D 0L
English Attack 1 game 1W 0D 0L
Scheveningen Variation 2 games 0W 0D 2L
Classical Variation 2 games 0W 0D 2L
O'Kelly Variation 2 games 1W 0D 1L
Venice System 1 game 0W 0D 1L
Venice System, Barcza Line 1 game 1W 0D 0L
Kan Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Richter-Rauzer Variation 1 game 0W 1D 0L
Modern Variation 1 game 0W 1D 0L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Hungarian Dragon 1 game 0W 0D 1L
Four Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Boleslavsky Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Declined 10 games 2W 4D 4L
Exchange Variation 4 games 0W 2D 2L
Positional Variation 2 games 0W 1D 1L
Reshevsky Variation 1 game 0W 1D 0L
Carlsen Variation 1 game 0W 0D 1L
Charousek Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Janowski Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Albin Countergambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 8 games 2W 2D 4L
Normal Variation 8 games 2W 2D 4L
(unspecified) 6 games 2W 1D 3L
Classical Defense 2 games 0W 1D 1L
Caro-Kann Defense 5 games 2W 1D 2L
Two Knights Attack 3 games 0W 1D 2L
(unspecified) 3 games 0W 1D 2L
Exchange Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Ruy Lopez 5 games 3W 1D 1L
Closed 2 games 1W 0D 1L
Averbakh Variation 1 game 0W 0D 1L
Breyer Defense, Zaitsev Hybrid 1 game 1W 0D 0L
Open 1 game 1W 0D 0L
Dilworth Variation 1 game 1W 0D 0L
Berlin Defense 1 game 0W 1D 0L
Anti-Berlin Variation 1 game 0W 1D 0L
Morphy Defense 1 game 1W 0D 0L
Norwegian Variation 1 game 1W 0D 0L
French Defense 5 games 1W 1D 3L
Winawer Variation 2 games 0W 0D 2L
Retreat Variation, Armenian Line 1 game 0W 0D 1L
Positional Variation 1 game 0W 0D 1L
Steinitz Variation 2 games 1W 1D 0L
Boleslavsky Variation 2 games 1W 1D 0L
Tarrasch Variation 1 game 0W 0D 1L
Open System, Main Line 1 game 0W 0D 1L
Indian Defense 4 games 1W 2D 1L
Anti-Grünfeld 4 games 1W 2D 1L
Basman-Williams Attack 4 games 1W 2D 1L
King's Indian Defense 3 games 1W 0D 2L
Semi-Averbakh System 3 games 1W 0D 2L
(unspecified) 3 games 1W 0D 2L
Bogo-Indian Defense 2 games 2W 0D 0L
Grünfeld Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Retreat Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Accepted 1 game 0W 1D 0L
Central Variation 1 game 0W 1D 0L
Alekhine System 1 game 0W 1D 0L
Semi-Slav Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Grünfeld Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Modern Exchange Variation 1 game 0W 1D 0L
Rat Defense 1 game 0W 0D 1L
English Rat 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 56 games 28W 11D 17L
Sicilian Defense 28 games 14W 6D 8L
Taimanov Variation 12 games 6W 4D 2L
Bastrikov Variation, English Attack 7 games 3W 3D 1L
(unspecified) 3 games 1W 1D 1L
Szén Variation 1 game 1W 0D 0L
Bastrikov Variation 1 game 1W 0D 0L
Delayed Alapin Variation 7 games 2W 2D 3L
(unspecified) 4 games 1W 1D 2L
with e6 3 games 1W 1D 1L
French Variation 6 games 3W 0D 3L
(unspecified) 3 games 2W 0D 1L
Westerinen Attack 3 games 1W 0D 2L
Four Knights Variation 1 game 1W 0D 0L
Cobra Variation 1 game 1W 0D 0L
Grand Prix Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 6 games 5W 0D 1L
Anti-Nimzo-Indian 4 games 3W 0D 1L
(unspecified) 4 games 3W 0D 1L
Tartakower Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 5 games 2W 1D 2L
King's English Variation 4 games 1W 1D 2L
(unspecified) 2 games 0W 1D 1L
Kramnik-Shirov Counterattack 2 games 1W 0D 1L
Symmetrical Variation 1 game 1W 0D 0L
Botvinnik System 1 game 1W 0D 0L
Nimzo-Indian Defense 5 games 2W 3D 0L
Classical Variation 2 games 1W 1D 0L
Berlin Variation, Pirc Variation 1 game 0W 1D 0L
Berlin Variation, Macieja System 1 game 1W 0D 0L
Normal Variation 1 game 0W 1D 0L
Botvinnik System 1 game 0W 1D 0L
Sämisch Variation 1 game 1W 0D 0L
O'Kelly Variation 1 game 1W 0D 0L
Three Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Caro-Kann Defense 4 games 3W 1D 0L
Advance Variation 2 games 2W 0D 0L
Short Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Panov Attack 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
Classical Variation 1 game 0W 1D 0L
Spassky Variation 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 1W 0D 2L
Harrwitz Attack 2 games 1W 0D 1L
Fianchetto Defense 2 games 1W 0D 1L
Three Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 0W 0D 1L
Open Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Indian Defense, with e3 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Attack 1 game 0W 0D 1L
Sicilian Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Zukertort Opening 1 game 1W 0D 0L
Quiet System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Rapport-Jobava System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 450

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

2026.07.17 · 35... Rxc1 (−78.4% win chance) 1-0
Collin, Moritz Valentin
Kurmann, Oliver
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2026.07.14 · 24. Bd6 (−57.7% win chance) 0-1
Rotunno, Flavio
Collin, Moritz Valentin
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2026.07.19 · 46... Qe1 (−46.2% win chance) 1-0
Collin, Moritz Valentin
Toktomushev, Teimur
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2026.05.02 · 47. Kg1 (−44.4% win chance) 0-1
Lumachi, Gabriele
Collin, Moritz Valentin
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View blunders & mistakes
Games Showing all 127 games
Date Event Round Color Opponent Result Accuracy % First moves