The Dragon is, in chess, a structure of pieces, usually adopted by Black, after the game has been started thru a Sicilian Defence.

Such structure is composed by the head of the Dragon (Pawns in h7,g6,f7; Bishop in g7; King in g8; Rook in f8), its body (Pawns in e7, d7, plus Queen in d8, Knight c6, Bishop c8) and the queue (Rook a8, Pawns a7, b7).