Muzio Gambit (ECO C37–C39)
Opening moves: 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O
White sacrifices a full knight to open lines, accelerate development, and attack the exposed black king.
- Themes: Qxf3, Bxf4, d4, Rae1; attack along the f-file
- Black resources: ...Qf6, ...d5!, precise development to survive