Chess Openings Lab
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Sicilian Defense: Dragon Variation, Accelerated Dragon

This Accelerated Dragon line is 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 g6, with Black playing ...g6 before ...Nf6. Black keeps the kingside knight flexible, while White has a free hand to choose Be3, f3 or even c4 because e4 is not yet attacked.

Moves
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 g6
ECO
B54
Engine
+0.62 · a slight edge for White (Stockfish 17.1, depth 20)
Played
544 games in our lichess sample
White scores
51.3%

Key ideas for both sides

White

  • 5.Be3 prepares Nc3, f3 and Qd2, steering toward Yugoslav setups with long castling.
  • Because ...Nf6 has not come yet, c4 is possible and grabs space in a Maroczy bind.
  • Keep f3 in mind before ...Ng4 arrives. It protects e4 and keeps the bishop safe on e3.

Black

  • Develop with ...Nf6 and ...Bg7 next; all three engine lines reach normal Dragon positions.
  • The ...Nc6 knight and ...O-O follow, then ...d5 or c-file play as in other Dragons.
  • If White plays c4, adapt with ...Nc6 and ...Bg7, pressuring d4 instead of pushing ...d5.

Plans and pawn structure

Most games transpose to a normal Dragon after ...Nf6 and Nc3, as all three engine lines show. The difference is the extra choice White gets right now: with e4 not attacked, c4 can set up a Maroczy bind where Black's ...d5 break is hard to achieve. In that structure Black aims for ...Bg7, ...Nc6 and play on the dark squares. If White heads for Be3, f3 and Qd2, plans match the Yugoslav: kingside storm for White, queenside counterplay for Black.

Where the engine's main line heads: Dragon structure: ...d6 and ...g6. The Dragon structure: ...d6 and ...g6 with the bishop on g7 aimed down the long diagonal at White's queenside.

What the engine plays from here

Stockfish 17.1 at depth 20 rates the position +0.62: a slight edge for White. Its three top choices for White:

  1. +0.62 5.Be3 Nf6 6.Nc3 Bg7 7.f3 Nc6
  2. +0.60 5.f3 Nf6 6.Nc3 Bg7 7.Be3 Nc6
  3. +0.54 5.Nc3 Nf6 6.Be3 Nc6 7.f3 Bg7

Pawns, from White's side.

How it scores on lichess

544 rated lichess games reached this position; White scored 51.3%.

1200–159948.8%
1600–199953.8%
2000 and up49.3%

Light: White wins. Grey: draws. Dark: Black wins. About the sample.

How to play against it

With White, 5.Be3 or 5.f3 keeps everything simple and leads to familiar Yugoslav lines with Qd2 and long castling. If you know Maroczy positions, c4 is a good extra option because e4 is not attacked yet. Do not allow ...Ng4 to hit e3 for free.

Questions

What are the moves of the Sicilian Defense: Dragon Variation, Accelerated Dragon?

The Sicilian Defense: Dragon Variation, Accelerated Dragon starts 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 g6. Its ECO code is B54.

Is the Sicilian Defense: Dragon Variation, Accelerated Dragon good for Black?

Stockfish 17.1 rates the position +0.62 at depth 20, which is a slight edge for White. In 544 lichess games from our sample, White scored 51.3%. Suits Dragon players who know transpositions; White can pick the setup that best suits their repertoire.

What is the main idea of the Sicilian Defense: Dragon Variation, Accelerated Dragon?

Black plays ...g6 before ...Nf6, aiming for Dragon structures while keeping options. White can use the free tempo for Be3 and f3 or for c4 and a bind.

What should White play next?

The engine's first choice is Be3, with f3 and Nc3 close behind. 5.Be3 develops and prepares f3, Qd2 and long castling like a Yugoslav.

Updated October 2026. Sources and method.