ADERSEN: The French Defense Forever Player
Some players collect openings the way dragons collect gold. ADERSEN is not one of those players. Adersen found the <French Defense> many years ago, looked it over, and apparently decided that no further research was necessary. Ever. Whether facing the <French Defense: Exchange Variation>, the Advance Variation, or the Classical Variation, the result is the same: pawns march to e6, and an opponent's preparation quietly goes to waste.
A Blitz Life
Blitz is where ADERSEN feels most at home, with well over a thousand blitz games logged and a career-best blitz rating of 2363 (2026-10-08). The style is patient, endgame-heavy, and relentlessly practical: an endgame appears in more than 80% of games, and the average win is ground out over roughly 72 moves. This is not flashy chess. This is chess that grinds, like a coffee shop that only sells one type of coffee but sells it very well.
That said, there is mischief in the repertoire. On the White side, the <Blackburne Shilling Gambit> has appeared hundreds of times with a winning record, which is impressive for an opening that mostly wins games when opponents blunder a queen. The <Scandinavian Defense> and the occasional <Amazon Attack> round out a White repertoire that values surprise over theory.
The Rivalry of the Century (Well, of the Leaderboard)
No biography of ADERSEN is complete without mentioning <mkranas>, the most frequent opponent by a landslide. After nearly one hundred encounters, the head-to-head record sits almost perfectly balanced, which means neither player has figured the other out, and both presumably keep queuing the rematch out of pure stubbornness. It is the chess equivalent of two neighbors who mow their lawns at the same time every Saturday.
Other familiar faces include <dan1hl> and <niemanssecret>, both of whom have endured far friendlier records for ADERSEN than mkranas has.
Career Trajectory
ADERSEN's rating history tells a classic story: a modest start in 2015, steady grinding through the late 2010s, and then a serious climb beginning around 2022, when the rapid rating rocketed upward on the back of some truly heroic game volume. The rapid peak now sits at an elite level, and the bullet rating has flashed brilliance in marathon sessions of hundreds of games.
Statistically speaking, ADERSEN is a slight favorite with White, fights hard after losing material (winning nearly half of those games), and almost never resigns early. An 81% comeback rate suggests that many "lost" positions were, in fact, merely suggestions.
Style Summary
- Signature defense: the French, in every variation ever invented
- Weapon of surprise: the Blackburne Shilling Gambit
- Best hour to play: early afternoon, when the win rate peaks
- Known for: long endgames, resilience, and the eternal mkranas series
Love the French or fear it, one thing is certain: when you queue ADERSEN, you know exactly what is coming. That is either a warning or an invitation.