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Quick Reference
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Breakdown
Y-Sail is a classic sail concept run from Shotgun Doubles Flex Y Off Close with 11 personnel. The outside receiver to the closed side runs a deep corner/go route, the TE runs the intermediate sail route breaking to the flat area at a 12 yard depth, and the inside slot receiver runs a quick flat route underneath to clear out space. On the backside, one receiver runs a deep vertical clear-out route while the other backside receiver runs a short hitch to hold underneath defenders. This is a high-low flood concept and works as both a Cover 2 and Cover 3 beater, with the primary read progressing from the deep corner route down to the TE sail route and finally to the flat route based on how the defense rolls its coverage.
Defensive Reads
Watch for two deep safeties pre-snap, this signals Cover 2 and tells you to key on the flat defender and throw the sail route over the top of him before the safety can drive down. Against single high safety looks indicating Cover 3, key the cornerback's depth on the corner route, if he opens his hips deep the sail route window underneath is clean. Watch the flat defender's initial drop, if a linebacker or nickel corner sinks too deep trying to take away the sail route, the underneath flat route becomes the answer. Be alert for Cover 3 buzz or Cover 4 rotations where a safety walks down late, this can jump the sail route and force you to check down quickly. This concept struggles against disciplined zone drops with a hard-corner and a deep half safety squeezing the sail window, as well as against well-timed zone blitzes that get pressure before the deep routes develop.
Usage Tips
Identify the coverage shell pre-snap by checking safety depth, if you see two deep safeties split wide it is Cover 2 and the sail route sits in the void behind the corner and in front of the safety. Against Cover 3 with one deep safety, the corner route stretches the cornerback vertically and opens the sail route as your primary throw. Use this play on second and medium to third and long situations where the defense is more likely to sit in zone coverage rather than blitz. Hot route the backside inside receiver into a deeper crossing route if you expect man coverage to create natural separation. Pair Y-Sail with Y Stick or Mtn HB Angle from the same set to keep the defense guessing between quick game and flood concepts, forcing linebackers to respect both underneath and intermediate zones.
