411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...c5/2. Nf3/2...d6/3. d4/3...cxd4/4. Nxd4/4...Nf6/5. Nc3/5...g6/6. Be3/6...Bg7/7. f3/7...O-O/8. Qd2
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Sicilian Defense, Dragon Variation, Yugoslav Attack
Yugoslav Attack rd nd bd qd rd kd pd pd pd pd bd pd pd nd pd nl pl nl bl pl pl pl pl ql pl pl rl kl bl rl Sicilian DragonQd2 is the most popular continuation. White prepares to castle queenside, but typically doesn't play Bh6 to exchange bishops. This opposite-castling game leads to sharp attacking positions where the two side pawns open the king's castle.
Overwhelmingly popular (160 times more popular in the chess.com database than the second most popular) is 8...Nc6.
Theory Table
Yugoslav Attack
+8910Main Line (towards Old Line)...
Nc6Bc4
Bd7O-O-O
Rc8∞Panov Variation...
...g4
Be6O-O-O
Nxd4∞