Sicilian Defense: Hyperaccelerated Dragon (2. Nf3 g6)
1. e4 c5 2. Nf3 g6
The Sicilian Defense: Hyperaccelerated Dragon is a chess opening classified as ECO B27, reached after 1. e4 c5 2. Nf3 g6. It is a line of the Sicilian Defense. White is to move. 3 named lines continue from this position.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 30,367 times by this move order. White won 47%, 5% were drawn and Black won 48%. The most popular continuation is 3. d4 (48% of games).
Engine evaluation: +0.34 (Stockfish, depth 60; best line 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6)
- ECO
- B27
- Moves
- 4 plies
- FEN
rnbqkbnr/pp1ppp1p/6p1/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3- PGN
1. e4 c5 2. Nf3 g6
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 6,198 | |
| 1500-1999 | 15,847 | |
| 2000+ | 8,322 | |
| All | 30,367 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 3. d4 Hyperaccelerated Dragon (2… g6 3. d4) | 14,552 (48%) | |
| 3. Bc4 | 5,969 (20%) | |
| 3. c3 | 4,556 (15%) | |
| 3. Nc3 | 2,480 (8%) | |
| 3. c4 | 593 (2%) | |
| 3. d3 | 556 (2%) | |
| 3. g3 | 316 (1%) | |
| 3. Be2 | 241 (1%) |
Master games
8,790 over-the-board games are classified under this line (White 47%, draw 20%, Black 33%). The strongest:
- Stockfish2021061923 (3632) – LCZero0.28.0-rc1_69146 (3614) 1/2-1/2 · TCEC 21 Premier 2021 · 2021-06-29
- LCZero0.28.0-rc1_69146 (3614) – Stockfish2021061923 (3632) 1-0 · TCEC 21 Premier 2021 · 2021-06-27
- KomodoDragon 2885.00 (3590) – ScorpioNN 3.0.15.5 (3514) 1-0 · TCEC 22 Premier 2022 · 2022-03-21
- ScorpioNN 3.0.15.5 (3514) – KomodoDragon 2885.00 (3590) 1/2-1/2 · TCEC 22 Premier 2022 · 2022-03-19
- Ethereal13.07_NNUE-15EE (3497) – AllieSteinv0.8-120f959_PS1.7 (3543) 1-0 · TCEC 21 Premier 2021 · 2021-07-09
Search all games of the Sicilian Defense: Hyperaccelerated Dragon and its sub-variations
Highest-rated Lichess games
- GM Niksss2023 (2820) – GM lanchester1 (2798) 1/2-1/2 · 2026-09-05 · 180 + 0s
- IM khubushka2007 (2800) – IM shuriks91 (2778) 1-0 · 2026-09-04 · 180 + 0s
- Kruciatos (2747) – IM shuriks91 (2806) 1-0 · 2026-09-04 · 180 + 0s
Comes from
Sicilian Defense (1… c5 2. Nf3) 1. e4 c5 2. Nf3
Continuations
- Sicilian Defense: Hyperaccelerated Dragon (2… g6 3. d4) B27 · 1. e4 c5 2. Nf3 g6 3. d4
- Sicilian Defense: Acton Extension B27 · 1. e4 c5 2. Nf3 g6 3. c4 Bh6
- Pterodactyl Defense: Western, Pterodactyl B27 · 1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 Qa5
More Sicilian Defense lines (all)
- Sicilian Defense (1. e4 c5) B20
- Sicilian Defense: Amazon Attack B20
- Sicilian Defense: Big Clamp Formation B20
- Sicilian Defense: Bowdler Attack B20
- Sicilian Defense: Brick Variation B20
- Sicilian Defense: Czerniak Attack B20
- Sicilian Defense: Czerniak Attack, Queen Fianchetto Variation B20
- Sicilian Defense: Euwe Attack, Prins Gambit B20
- Sicilian Defense: Gloria Variation B20
- Sicilian Defense: Grob Variation B20
- Sicilian Defense: Keres Variation B20
- Sicilian Defense: King David's Opening B20
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.