Lion Defense

1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7

ECO B07

The Lion Defense is a chess opening reached after 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7, catalogued under code B07 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nbd7 is chosen by Black on move 3.

3 named continuations branch from this position, including the Lion's Jaw and the Anti-Philidor.

Named variations

• Lion Defense: Lion's Jaw — ECO B00
• Lion Defense: Anti-Philidor — ECO B07
• Lion Defense: Bayonet Attack — ECO B07

Study this line with a grandmaster

This position is covered in the Beat The Pirc course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.