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Sicilian Defense · As White · updated October 2026

Play against the Sicilian like Christopher Woojin Yoo

A repertoire against the Sicilian built from 191 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 68% against opponents averaging 2,975 in these games.
  • You play Christopher Woojin Yoo's own move in 37 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

191

in this opening

Score

68%

in these games

Opponents

2,975

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 11 moves

Lines to learn

  1. Line 1 · 7% at top level

    2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.Bc4 Nb6 6.Bb3 d5 7.exd6

  2. Line 2 · 7% at top level

    2.Nf3 Nc6 3.c3 d5 4.exd5 Qxd5 5.d4

  3. Line 3 · 6% at top level

    2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5

  4. Line 4 · 5% at top level

    2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Qe2 h6 8.Bh4

  5. Line 5 · 5% at top level

    2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 Nbd7 8.O-O-O Qc7 9.Qg3

  6. Line 6 · 5% at top level

    2.Nf3 g6 3.c3 d5 4.exd5 Qxd5 5.d4 Bg7 6.Be3 cxd4 7.cxd4 Nf6 8.Nc3 Qa5 9.Bc4 O-O 10.O-O

  7. Line 7 · 5% at top level

    2.Nf3 e6 3.c3 Nf6 4.e5 Nd5 5.Bc4 Nc6 6.O-O

  8. Line 8 · 5% at top level

    2.Nf3 e6 3.c3 Nf6 4.e5 Nd5 5.Bc4 d6 6.d4

  9. Line 9 · 5% at top level

    2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.O-O-O

  10. Line 10 · 4% at top level

    2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.Bc4 e6 6.O-O

  11. Line 11 · 4% at top level

    2.Nf3 e6 3.c3 d5 4.exd5 Qxd5 5.d4 Nf6 6.Be3 cxd4 7.cxd4

  12. Line 12 · 4% at top level

    2.Nf3 e6 3.c3 d5 4.exd5 exd5 5.Bb5+

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

Christopher Woojin Yoo's main line against the Sicilian, move by move

The most common line at top level: 2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.Bc4 Nb6 6.Bb3 d5 7.exd6.

  1. 2.Nf3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 2.Nf3 in 165 games, scoring 67%.
  2. 2…Nc6 Reply · Christopher Woojin Yoo's games A common reply here is 2…Nc6. At top level, this comes up about 25% of the time.
  3. 3.c3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 3.c3 in 18 games, scoring 78%.
  4. 3…Nf6 Reply · Christopher Woojin Yoo's games A common reply here is 3…Nf6. At top level, this comes up about 18% of the time.
  5. 4.e5 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 4.e5 in 13 games, scoring 81%.
  6. 4…Nd5 Reply · Christopher Woojin Yoo's games A common reply here is 4…Nd5.
  7. 5.Bc4 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 5.Bc4 in 12 games, scoring 88%.
  8. 5…Nb6 Reply · Christopher Woojin Yoo's games A common reply here is 5…Nb6. At top level, this comes up about 13% of the time.
  9. 6.Bb3 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 6.Bb3 in 9 games, scoring 83%.
  10. 6…d5 Reply · Christopher Woojin Yoo's games A common reply here is 6…d5. At top level, this comes up about 7% of the time.
  11. 7.exd6 Your move · Christopher Woojin Yoo's games Christopher Woojin Yoo played 7.exd6 in 5 games, scoring 80%.

Questions about this course

How does Christopher Woojin Yoo play against the Sicilian?
After 1.e4 c5, Christopher Woojin Yoo's most common line is 2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.Bc4 Nb6 6.Bb3 d5 7.exd6. 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 Sicilian course based on?
191 of Christopher Woojin Yoo's Chess.com blitz games in the Sicilian Defense as White, against opponents with an average rating of 2,975. Christopher Woojin Yoo scored 68% in them.
How many lines does the course have?
12 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.