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Sebastian, Isaac

Standard: 1796 Rapid: 1805 Blitz: 0 (last updated 2026-10-02)
FIDE ID: 556005156 (view FIDE profile)
Federation: NOR Sex: M Birth Year: 2000 Age: 26
Title: — Women's title: — Other title: — FOA title: —
Games: 7 Wins: 4 (57%) Draws: 2 (29%) Losses: 1 (14%)
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Dossier

7 of 7 games analyzed.

Accuracy: 87.1%
Opened e4: 3/3
Castled kingside: 6Opposite-side castling: 3Same-side castling: 3Castled queenside: 1
Played in the center: 4Fianchettoed kingside: 1Played on the kingside: 1
Kept the bishop pair: 6Initiated exchanges: 6Active pieces: 4Sacrificed material: 4Backward pawn: 3Isolated pawn: 2Space advantage: 1Missed tactics: 1Played gambits: 1
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Openings

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As White 3 games 1W 1D 1L
Caro-Kann Defense 1 game 0W 0D 1L
Tartakower Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Philidor Defense 1 game 1W 0D 0L
Lion Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 4 games 3W 1D 0L
Sicilian Defense 2 games 2W 0D 0L
Najdorf Variation 2 games 2W 0D 0L
English Attack 1 game 1W 0D 0L
Opocensky Variation 1 game 1W 0D 0L
English Opening 2 games 1W 1D 0L
King's English Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Blunders Top 4 of 45

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

2026.02.20 · 46... Qh5 (−36.9% win chance) 1/2-1/2
Sebastian, Isaac
Pylypenko, Ruslan
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2026.02.19 · 47. Red1 (−30.1% win chance) 1-0
Mio Niemelä Kjellesvig
Sebastian, Isaac
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2026.02.19 · 50. Rf1 (−29.1% win chance) 1-0
Mio Niemelä Kjellesvig
Sebastian, Isaac
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2026.02.20 · 41... Bc3 (−26.7% win chance) 1/2-1/2
Sebastian, Isaac
Pylypenko, Ruslan
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Games Showing all 7 games
Date Event Round Color Opponent Result Accuracy % First moves