Sadullo Azizov (Tassimo777) — Candidate Master
Sadullo Azizov, known online as Tassimo777, is a FIDE-titled Candidate Master and a ferocious fast‑time control specialist. A Bullet enthusiast by preference, Sadullo rose through the online ranks with an eye for tactics, an appetite for complicated positions, and a habit of playing at hours that make sleep optional and blunders spectacularly entertaining.
Preferred time control: Bullet. Peak performances: 2932 (2025-08-08) and 2953 (2025-12-21).
Overview & career arc
Sadullo’s climb reads like a highlight reel of lightning finishes, brave sacrifices and occasional server-induced theatrics. He blends classical opening knowledge with bullet instincts — quick, decisive, and occasionally theatrical. His Bullet and Blitz records show heavy activity and consistent results across 2025–2026, making him one of the most feared usernames at blitz tables.
- Titled: Candidate Master (FIDE)
- Dominant time controls: Bullet and Blitz (plays most games in Bullet)
- Known online as: Tassimo777
- Activity window: extremely high—many multi‑hundred game months in Blitz
Playing style & strengths
Sadullo mixes tactical intuition with stubborn endgame play. He doesn’t just win — he drags games into messy tactical melees, often finding a way back from worse positions and punishing overconfidence.
- Style: Tactical, comeback‑oriented — high ComebackRate and strong WinRateAfterLosingPiece.
- Endgame frequency: plays long endings (high endgame frequency and long average decisive lengths).
- Patience vs chaos: AvgMovesPerWin ~85 shows endurance; willing to grind.
- Peak playing hours: nocturnal hero — “best time of day to play” listed as 04:00 (yes, really).
- Psychology: a little tilt-prone, but recovers fast and often turns bad positions into wins.
Opening repertoire (highlights)
Sadullo’s opening choices favor solidity with a bite — reliable defenses and sharp sideline traps when he wants to punish the unprepared.
- As Black: Caro-Kann Defense (very effective), Australian Defense and sharp sidelines like the Amar Gambit.
- As White: London System: Poisoned Pawn Variation and the energetic Amazon Attack: Siberian Attack.
- Notable stats: strong win rates in Caro‑Kann Exchange variation and several Amazon Attack lines.
For a visual of rating movement over time:
Notable games & moments
Sadullo’s ledger includes many quick tactical finishes and long convert‑from‑nowhere wins. Below is a representative recent clash:
- Classic blitz scrap vs a regular rival: View Blitz Clash
- Playthrough (sample tactical sequence):
Replay a short illustrative mini‑sacrifice (PGN):
Key stats & streaks
- Massive sample size across fast time controls — very active in both Bullet and Blitz.
- Streaks: Longest winning streak 25; longest losing streak 8; currently on a short losing streak (1).
- Win tendencies: stronger when playing White, but also a dangerous Black player in chosen defenses.
- Opponent highlights: frequently faced users like remi04 and witik — famous rivalries with mixed results.
Personality & fun facts
- Nickname idea for fans: “The Midnight Bullet” — plays best when most people are asleep.
- Check habits: prefers queen checks; a crafty one to watch when the queens stay on the board.
- If Sadullo had a motto: “Sacrifice early, explain later.”
- Want to study his games? Start with frequent opponents — see Tsvetan Stoyanov.
More
Curious about a particular opening or want a deeper breakdown? Request a targeted scouting report (opening-by-opening) and you'll get annotated lines, success rates, and trap lines tailored to Sadullo’s repertoire.