Decode your opponent's chess DNA
Your next opponent has patterns, weaknesses, and secrets. We find them before you sit down to play.
DragonSlayer99
6,527 games · 3 months
The BerserkerThree steps to know your opponent better than they know themselves
Tools that change how you prepare
Stalker Score reveals exploitability. Tilt Detector spots emotional cracks. Twin Bot lets you spar against your opponent's actual style — before you sit down to play.
Stalker Score
One number that measures how exploitable your opponent is.
Tilt Detector
Spot when they crack under pressure.
Opening Analysis
Full repertoire breakdown. Favorite lines, weak spots, and where they blunder.
Victory Plan
AI game plan with specific openings, phases to target, and psychological triggers.
Play 1.e4 → Sicilian Rossolimo
68% loss rate
Pressure on clock after move 25
flags 12% of games
Force endgames
53% win rate in pawn endings
Twin Bot
Train against a clone that plays their openings and style.
FIDE Database
1.7M+ players, 11M+ official OTB games.
Legends Gallery
Analyze 50+ chess legends and their secrets.
+ 50 more legends
Upgrade Your Arsenal
Everything in FREE plus exclusive tools to dominate
Monthly
Billed monthly · Cancel anytime
Annual
€49.99 billed annually
| Feature | OnlineChess.com · Lichess | FIDE / OTBOver-the-board |
|---|---|---|
| Nemesis / Favorite Rival | — | |
| Head-to-Head | — | |
| Twin Bot OTB | — | |
| Classic Players | — | |
| Advanced Repertoire filters | — | |
| Endgame Statistics | ||
| Study Mode | ||
| Unlimited PGN Downloads | — | |
| Support a solo founder |
🔒 Secure payment · Cancel anytime · Instant access