Neutral zone trap

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The neutral zone trap is a defensive tactic in ice hockey aimed at stopping the opposing team from moving through the neutral zone (the area between the blue lines) and at forcing turnovers.

In the classic version, four defenders stay in the neutral zone and one forechecker, usually the center, stays in the offensive zone. As the opponent carries the puck up the ice, the forechecker blocks passing lanes by staying in the middle, pushing the puck carrier toward the boards. The wingers stay near the red line to pressure the puck carrier and disrupt passes. The two defensemen near the blue lines act as the last line of defense, delaying the attack so the forecheckers can reset and keep the trap going.

The trap is closely associated with the New Jersey Devils in the mid-1990s and was controversial for often producing low-scoring, less exciting games. Some critics, like ESPN’s Mike Milbury, even called for banning it.

During the 2004–05 lockout, talks about making the game more open to offense intensified. Officials began strictly calling obstruction penalties to slow down faster teams, and the rule allowing two-line passes from behind the blue line was lifted to help teams break the trap. The league also created the goalkeeper’s restricted area behind the net (the “Brodeur rule” trapezoid), so goalies can’t handle the puck outside that zone, making it harder for them to help the trap-breaking plays. This change helped offenses dump the puck past the trap into the corners.

Modern teams sometimes use a “third man high” 1–3–1 setup, where only two forwards stay down low and a third forward joins the defense to clog the blue line and hinder progress.