The Legal Trap is a Queen sacrifice that leads to a quick mate. The most common move order is seen in the Italian game. It is one of the oldest traps, being documented as early as 1750 in a game of the namesake Sire de Legal against a French player which saw the game:

1. e4 e5
2. Nf3 d6
3. Bc4 Bg4?!
4. Nc3 g6
5. Nxe5 Bxd1?
6. Bxf7+ Ke7
7. Nd5#

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