Discovered Attack

A discovered attack occurs when moving one piece reveals an attack from another piece behind it. This is one of the most powerful tactical motifs in chess.

Types of Discovered Attacks

Discovered Check

The most forcing type, where moving a piece reveals check from a piece behind it.

Discovered Attack on Queen

Moving a piece to reveal an attack on the opponent's queen.

Double Attack

The moving piece also creates a threat, resulting in two simultaneous attacks.

Power of Discovered Attacks

1. Forcing: The opponent must respond to the revealed threat
2. Dual Threats: Often creates two threats simultaneously
3. Material Gain: Usually wins material or delivers checkmate
4. Surprise Factor: Can be difficult to spot in advance

Creating Discovered Attacks

• Position pieces on the same line as enemy pieces
• Look for opportunities to move the front piece with tempo
• Combine with other tactical themes
• Calculate the consequences carefully

Defense

• Recognize the potential before it happens
• Move the target piece to safety
• Block the line of attack
• Create a counter-threat

Practice Tips

• Look for aligned pieces in your position
• Calculate what happens when the front piece moves
• Practice finding discovered attacks in puzzles
• Study famous games featuring this tactic

Discovered attacks are among the most devastating tactical weapons in chess.

Related concepts: windmill-tactic, x-ray-attack, double-attack, clearance