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Ruy Lopez · As White · updated October 2026

Play the Ruy Lopez like Christopher Woojin Yoo

A repertoire in the Ruy Lopez built from 82 of Christopher Woojin Yoo's public Chess.com blitz games. At every position you play the move Christopher Woojin Yoo chose most often. Where Christopher Woojin Yoo has fewer than 3 games, the course takes the other top-50 players' most played move, then Stockfish's. Learn a line on the board, then each position comes back in a short daily review until it sticks.

Not affiliated with or endorsed by Christopher Woojin Yoo or Chess.com.

  • Christopher Woojin Yoo was #37 in Chess.com blitz in October 2026 (3,214) and scored 84% against opponents averaging 3,001 in these games.
  • You play Christopher Woojin Yoo's own move in 39 of 40 positions.
  • The whole course is free, and it is updated monthly.

Free · first 5 lines need no account

Blitz rank

#37

Chess.com

Rating

3,214

Games

82

in this opening

Score

84%

in these games

Opponents

3,001

average rating

More about Christopher Woojin Yoo

Use arrow keys to navigate the board. Press Enter to select a piece, then use arrow keys and Enter to move. Press Escape to cancel a move.
Line 1 after 12 moves

Lines to learn

  1. Line 1 · 7% at top level

    3…f5 4.Nc3 fxe4 5.Nxe4 d5 6.Ng3 Bg4 7.h3 Bxf3 8.Qxf3 Nf6 9.O-O

  2. Line 2 · 6% at top level

    3…a6 4.Ba4 d6 5.O-O Bd7 6.c3

  3. Line 3 · 5% at top level

    3…a6 4.Ba4 Nf6 5.d4 Nxe4 6.O-O b5 7.Bb3 d5 8.dxe5

  4. Line 4 · 5% at top level

    3…Nf6 4.d4 Nxe4 5.dxe5 d5 6.exd6 Bxd6 7.Nbd2

  5. Line 5 · 5% at top level

    3…a6 4.Ba4 g6 5.c3

  6. Line 6 · 5% at top level

    3…Nf6 4.d4 exd4 5.O-O a6 6.Ba4 Be7 7.e5 Ne4 8.Nxd4 Nc5 9.Nf5

  7. Line 7 · 4% at top level

    3…a6 4.Ba4 Nf6 5.d4 b5 6.Bb3

  8. Line 8 · 4% at top level

    3…a6 4.Ba4 Nf6 5.d4 exd4 6.O-O Be7 7.e5 Ne4 8.Nxd4 Nc5 9.Nf5 O-O 10.Qg4 g6 11.Bxc6 dxc6 12.Nxe7+ Qxe7 13.Qg3 Bf5 14.Bg5 Qe6 15.Nd2 Rfe8 16.Rfe1

  9. Line 9 · 4% at top level

    3…a6 4.Ba4 Nf6 5.d4 exd4 6.O-O Be7 7.e5 Ne4 8.Nxd4 O-O 9.Re1 Nc5 10.Bxc6 dxc6 11.Nc3 Re8 12.Be3 Bf8 13.f4

  10. Line 10 · 4% at top level

    3…a6 4.Ba4 Nf6 5.d4 exd4 6.O-O Be7 7.e5 Ne4 8.Nxd4 O-O 9.Re1 Nc5 10.Bxc6 dxc6 11.Nc3 f5 12.exf6 Bxf6 13.Be3 Ne6 14.Nf3

Ordered by how often they come up in top-level games. Learned lines join your daily review.

Christopher Woojin Yoo's main line in the Ruy Lopez, move by move

The most common line at top level: 3…f5 4.Nc3 fxe4 5.Nxe4 d5 6.Ng3 Bg4 7.h3 Bxf3 8.Qxf3 Nf6 9.O-O.

  1. 3…f5 Reply · Christopher Woojin Yoo's games A common reply here is 3…f5. At top level, this comes up about 10% of the time.
  2. 4.Nc3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 4.Nc3 in 6 games, scoring 75%.
  3. 4…fxe4 Reply · Christopher Woojin Yoo's games A common reply here is 4…fxe4.
  4. 5.Nxe4 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 5.Nxe4 in 6 games, scoring 75%.
  5. 5…d5 Reply · Christopher Woojin Yoo's games A common reply here is 5…d5. At top level, this comes up about 7% of the time.
  6. 6.Ng3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 6.Ng3 in 3 games, scoring 83%.
  7. 6…Bg4 Reply · Christopher Woojin Yoo's games A common reply here is 6…Bg4.
  8. 7.h3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 7.h3 in 3 games, scoring 83%.
  9. 7…Bxf3 Reply · Christopher Woojin Yoo's games A common reply here is 7…Bxf3.
  10. 8.Qxf3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 8.Qxf3 in 3 games, scoring 83%.
  11. 8…Nf6 Reply · Christopher Woojin Yoo's games A common reply here is 8…Nf6.
  12. 9.O-O Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 9.O-O in 2 games, scoring 75%.

Questions about this course

How does Christopher Woojin Yoo play the Ruy Lopez?
After 1.e4 e5 2.Nf3 Nc6 3.Bb5, Christopher Woojin Yoo's most common line is 3…f5 4.Nc3 fxe4 5.Nxe4 d5 6.Ng3 Bg4 7.h3 Bxf3 8.Qxf3 Nf6 9.O-O. At top level it comes up about 7% of the time.
Is this Christopher Woojin Yoo's course?
No. ChessDrills builds it automatically from Christopher Woojin Yoo's public Chess.com blitz games.
What is this Ruy Lopez course based on?
82 of Christopher Woojin Yoo's Chess.com blitz games in the Ruy Lopez as White, against opponents with an average rating of 3,001. Christopher Woojin Yoo scored 84% in them.
How many lines does the course have?
10 lines covering 40 positions, ordered by how often they come up in top-level games. The first 5 lines need no account; saving your progress with an email unlocks the rest, free.
Who is Christopher Woojin Yoo?
GM Christopher Woojin Yoo was ranked number 37 on the Chess.com blitz leaderboard with a rating of 3,214 when this course was built.