The Trompowsky Attack is an aggressive chess opening that begins with the moves 1. d4 Nf6 2. Bg5. Named after the Brazilian player Octavio Trompowsky, this opening aims to quickly develop pieces and create imbalances in the position. It often leads to dynamic play and can catch opponents off guard, especially those who are less familiar with it. In the Trompowsky, White seeks to challenge Black's setup by targeting the knight on f6 and potentially doubling Black's pawns. This opening can lead to various pawn structures and tactical opportunities, making it a popular choice for players looking to avoid mainstream openings like the Queen's Gambit or King's Indian Defense.