The One Thing
A skewer attacks a valuable piece, forces it to move, then wins the less valuable piece hiding behind it.
Tactical Pattern
Skewer
For sub-1000 ELO players
A skewer is the reverse of a pin. You attack the most valuable piece first (usually the king or queen), it has to move out of the way, and then you take the less valuable piece that was hiding behind it. Think of it as a pin flipped around: in a pin, the valuable piece hides behind. In a skewer, the valuable piece stands in front and has to run.
What Is a Skewer?
A skewer happens when you attack a valuable piece (king, queen, or rook) along a rank, file, or diagonal, and a less valuable piece is sitting behind it on the same line. The valuable piece has to move (especially if it is the king, which must escape check). Once it moves, you capture the piece that was behind it. It is the opposite of a pin: in a pin the less valuable piece is in front, in a skewer the more valuable piece is in front.
How to Spot a Skewer
Look for these signals in your games.
King or queen on the same line as a less valuable piece
Your opponent's king is on a6 and their rook is on a8 with nothing between them. If you can get your rook to the a-file with check, you skewer the king and win the rook.
After a queen trade, watch for rook skewers
The queens are gone and your opponent's king is exposed. Check if the king and a rook (or bishop) are lined up on any rank, file, or diagonal. A rook or bishop skewer can win big material.
Back rank alignment after castling
Your opponent castled kingside. Their king is on g8 and their rook is on f8. A bishop check from the a2-g8 diagonal could skewer the king and win the rook.
Example Position
The Position
White's rook is on b1. Black's king is on a6 and Black's rook is on a8, all aligned on the a-file. White plays Ra1+, checking the king and skewering the rook behind it.
Winning Move
Ra1+The rook moves to a1 and gives check to the king on a6 along the a-file. The king must move off the a-file (to b7, b6, or b5). Once the king steps aside, White plays Rxa8 and wins the rook for free. The king was forced to abandon the piece behind it.
3 Mistakes Beginners Make
Knowing the tactic is step one. Avoiding these traps is step two.
Confusing skewers with pins
Both tactics involve pieces lined up on the same line. Beginners mix them up because they look similar on the board.
Fix: Simple test: is the more valuable piece in front or behind? In front = skewer (it has to move and you take what is behind). Behind = pin (the front piece is stuck protecting it).
Missing skewer opportunities after exchanges
After trading pieces, the board opens up and pieces end up on the same lines by accident. Beginners do not scan for these new alignments.
Fix: After every exchange, scan the board for pieces lined up on the same rank, file, or diagonal. These are skewer and pin opportunities that did not exist before the trade.
Not using checks to set up skewers
You see the skewer possibility but cannot get your piece to the right square. You forget that a check can force the opponent's king into the skewer alignment.
Fix: Look for checks that push the king onto a line where your rook, bishop, or queen can then skewer it against another piece. Checks are free moves because your opponent must respond.
Skewer Hunter
Go to the tactics trainer and filter by the skewer theme. Do 15 skewer puzzles per day for one week. For each puzzle, identify: which piece delivers the skewer, which piece is forced to move, and which piece gets captured. After the week, scan for back rank and file alignments in every game.
Practice Free on Lichess →Position verified by Stockfish 17 at depth 25. Published by Jon Stenstrom, Chess.com 759 Daily, Founder, 1000elo.com.
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