Ruy Lopez: Morphy Defense, Modern Steinitz Defense (5… bxc6 6. d4)

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4

Ruy Lopez: Morphy Defense, Modern Steinitz Defense after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 87654321abcdefgh

The Ruy Lopez: Morphy Defense, Modern Steinitz Defense is a chess opening classified as ECO C73, reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4. It is a line of the Ruy Lopez. Black is to move. 1 named line continues from this position.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 65 times by this move order. White won 51%, 14% were drawn and Black won 35%. The most popular continuation is 6… exd4 (40% of games).

Engine evaluation: +0.14 (Stockfish, depth 36; best line 6… exd4 7. Qxd4 Nf6 8. Nc3 c5 9. Qd3)

ECO
C73
Moves
11 plies
FEN
r1bqkbnr/2p2ppp/p1pp4/4p3/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq - 0 6
PGN
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average ratingGamesWhite / draw / Black
0-1499863%12%25%
1500-19992264%27%
2000+3540%17%43%
All6551%14%35%

Most played moves

MoveGamesWhite / draw / Black
6… exd426 (40%)58%19%23%
6… Bg417 (26%)47%12%41%
6… f6
Morphy Defense, Modern Steinitz Defense (6. d4 f6)
17 (26%)35%59%
6… Nf64 (6%)75%25%
6… Bb71 (2%)100%

Master games

297 over-the-board games are classified under this line (White 41%, draw 23%, Black 36%). The strongest:

Search all games of the Ruy Lopez: Morphy Defense, Modern Steinitz Defense and its sub-variations

Highest-rated Lichess games

Comes from

Ruy Lopez: Morphy Defense, Modern Steinitz Defense (4. Ba4 d6) 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6

Continuations

More Ruy Lopez lines (all)

Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.