Player Profile
Kudrin_Oleg is the kind of online chess player who makes the clock sweat. A relentless Blitz grinder with a surprisingly sharp Bullet game, he has turned the Czech Defense and the Queen's Gambit Declined into personal trademarks. While the bulk of his thousands of games are in Blitz, the best strength-adjusted win rate appears in Bullet, where he plays like someone who believes the flag falling is just a suggestion.
Opening Repertoire
As White, Kudrin_Oleg is a loyal 1.d4 player. He has piled up hundreds of games in the King's Indian Defense: Averbakh Variation, the Nimzo-Indian Defense: Sämisch Variation, Accelerated, and the solid Queen's Gambit Declined setup with 3.Nc3 Nf6 4.e3. His white scores in those lines hover around 54 to 58 percent, showing a deep comfort in slow, strategic pressure.
With Black, Kudrin_Oleg is harder to pin down. The Czech Defense is his most frequent answer, with more than 700 Blitz games and a 68.75 percent win rate in Bullet. He also leans on the Pirc Defense, the Queen's Gambit Accepted, and the ever-popular Caro-Kann. He is not afraid to head into sharp, less charted territory, and his Bullet results in the Austrian Attack and Classical Pirc are perfect from a small but telling sample.
The Long Grind
Kudrin_Oleg began his rated journey in 2017 with modest Blitz results. Over time, his rating arc became one of the more dramatic upward climbs in his pool. His peak Blitz rating reached 2733 (2026-09-16), while his Bullet rating climbed to 2371. The
below captures that journey, a steady rise punctuated by a very busy and very successful 2025 and 2026.He is a high-volume competitor. His Blitz record stands at more than 3,600 wins against around 2,860 losses, and he rarely settles for a quick draw. His average winning game stretches past 80 moves, which suggests he enjoys converting small endgame edges rather than relying on early traps. His comeback rate is a remarkable 86 percent, and he still wins more than half of his games after losing a piece. When the position looks bad, Kudrin_Oleg keeps playing.
Rivalries and Rhythm
No opponent has faced Kudrin_Oleg more often than Dear-Ken-Im-In-Pieces, a frequent dance partner with 31 meetings and an 18-13 edge for Kudrin. A tougher matchup is Pitra Andika, who holds a 9-4 lead in their series. These long-running online rivalries show that Kudrin_Oleg is willing to test himself against familiar and uncomfortable opponents alike.
His internal clock is also fascinating. The numbers point to 5 a.m. as his golden hour, with a 59.07 percent win rate, making him a true early-morning predator. He has put together a 13-game winning streak, though tilt has occasionally bitten him with a 9-game slide. Even so, his early resignation rate is under one percent. Whether he is winning or losing, Kudrin_Oleg makes his opponent prove every single point.