Mikhail Pesotskiy (dennisodessa): A Chess.com Biography
Overview
Mikhail Pesotskiy, known online as dennisodessa, is a FIDE Master who has turned Chess.com into his personal training ground. His profile lists Rapid as his preferred time control, but his enormous game volume and peak ratings tell a different story: he is a born blitz warrior.
- Title: FIDE Master
- Username: dennisodessa
- Signature format: High-volume Blitz battles
- Peak Blitz Rating: 2804 (2025-02-18)
- Longest winning streak: 12 games
Career Trajectory
Pesotskiy started modestly in 2010 with Blitz ratings in the 900s and Rapid ratings near 1000. He did not become a volume player overnight. The real explosion came in 2019, when he began playing hundreds of games per month. By early 2025 he had touched a stunning Blitz peak of 2804 (2025-02-18), with a rating curve that resembles a rocket launch.
His overall record is remarkably resilient. He has earned more than 3,700 Blitz wins and nearly as many losses, often facing tough opposition. Against lower-rated players he wins 67.35 percent of the time, and even against higher-rated opponents he scrapes out victories in 26.88 percent of games.
Playing Style and Openings
Do not expect Pesotskiy to fold early. His early resignation rate is just 4.33 percent, and he reaches the endgame in 77.31 percent of his games. He also wins 43.49 percent of games after losing a piece, which suggests a stubborn defensive resourcefulness. His comeback rate of 79.33 percent makes him dangerous in seemingly lost positions.
As White he favors queen pawn and English setups, regularly steering into systems like the Nimzo-Indian Defense and King's Indian Defense. As Black he is a devoted French Defense player, with hundreds of Blitz games in the Winawer, Advance, and Exchange variations. He also uses the Bogo-Indian Defense and the Dory Defense to keep opponents guessing.
Rivalries and Head-to-Head Battles
His longest-running online rivalry is with temus_galaktionov. Across 45 games, Artem Galaktionov has gotten the better of him with 34 wins, while Pesotskiy has managed 5 wins and 6 draws. He keeps accepting the challenge anyway, which is classic Pesotskiy persistence.
Against Lennis Martinez Ramirez he holds a more balanced 8 wins, 5 losses, and 7 draws, while against blessrng he has a dominant 15 wins against 1 loss. These rivalries show both his grit and his ability to adapt to different styles.
Habits and Fun Facts
- His best hour for winning is 2:00 AM, where he wins 55.56 percent of games.
- His longest losing streak is 9 games, but he always bounces back.
- He averages about 80 moves in wins, making his games true endgame marathons.
- He delivers most of his checks with rooks, while opponents prefer to check him with queens.
- In Rapid, despite preferring it, he has a sharp 62-37-5 record, showing that his skills carry over to slower play.