Playbooks

Z Close Duo is a Duo scheme run play out of Shotgun Wing Slot Offset with 12 personnel, showing a tight formation with the Z receiver closed in to create extra gap support at the point of attack. The diagram shows a double team look at the point of attack with double vertical push at the second level, designed to displace linebackers before the running back picks his lane. This is a run play built to attack downhill through double team blocks rather than a finesse zone stretch, so the primary read is the double team combo up front, patiently pressing the mesh point and letting the blockers climb to the second level before cutting off the read of the first linebacker to flow.
Watch linebacker depth before the snap, if they are stacked tight over the double team gaps expect an aggressive downhill fit that can be countered with A gap shoots. Identify one high safety shells versus two high, one high alignments often signal an extra run defender and heavier box discipline against Duo. Key the play side linebacker after the snap, his flow determines whether the cutback lane or the designed gap will be open. Look for edge defenders crashing hard inside on run keys, this can be exploited later with a play-action rollout or PA Slide out of the same formation. Beware user-controlled defenders spying the mesh point, if the defense sells run fast and fills gaps aggressively this concept can get stood up for minimal gain.
Run this on early downs like first and ten or second and short when defenses are more likely to sit in base personnel and traditional run fits.
Check the box count pre-snap. If the defense has six or more in the box, consider audibling to a perimeter run like Z Close Toss or Jet HB Duo instead.
Use the double team blocks to your advantage by pressing the hole and letting the offensive line climb before making your cut, patience is key with Duo concepts.
Pair this with RPO Zone Alert Hitches or RPO Zone Alert Bubble from the same set to punish linebackers who key too fast on the run action.
Against heavy blitz looks, motion into this from Same Side Zone or Inside Zone Split to keep the defense guessing between zone and gap schemes.



























































