Playbooks
Shotgun Trey is a 3x1 look out of 11 personnel. The tight end and two receivers stack to the strong side, forming a three-man surface, while a lone X receiver sits isolated on the backside. The running back aligns next to the quarterback. Trips-style sets usually push all three eligibles wide. Trey keeps the tight end closer to the core, so you get trips passing concepts without giving up the extra gap control that a detached tight end costs you in the run game. That hybrid spacing sets Trey apart from sets like Doubles or Empty in the same formation. Defenses have to respect Inside Zone and the HB Delay while also rotating coverage toward the three-man side.
The personnel alignment creates two clean matchup problems. On the backside, the X receiver is isolated against single coverage whenever the defense rolls safety help toward the trey side. That makes Fade Smash and the PA Post Shot legitimate one-on-one calls. On the strong side, the slot receiver (the SLWR tag) works against nickel corners and linebackers on China Smash, Stick, and Levels Sail. The tight end draws linebackers and safeties on the Verticals Y Drag, where his underneath crosser punishes defenders who bail too deep.
The Gadget and 3DRB tags describe how the back gets used. Fake Screen Wheel, the HB Slip Screen, and the HB Delay all turn a do-everything running back into a receiving threat who can beat linebackers in space. Add the RPO Alert WR Screen and 45 Quick Base, and Trey gives you a full answer to light boxes, heavy boxes, man, and zone from one pre-snap picture.
Pre-snap, read the backside safety: if he rotates toward the trey side, audible to Fade Smash or PA Post Shot and throw to the isolated X, but if he stays home, work China Smash or Levels Sail to the three-man surface.
On 3rd and short, Stick is your go-to, and you can hot route the running back to a quick flat to create a second option if the defense sits a flat defender over the slot.
Against man blitz looks, audible to the HB Slip Screen or Fake Screen Wheel, or hot route the tight end to a quick slant, so your hot throw is ready before the free rusher arrives.
Use the RPO Alert WR Screen early in drives to test how quickly the nickel corner fills, then attack that same defender later with Fake Screen Wheel when he starts crashing on the screen look.
In the red zone, Fade Smash to the isolated X and Verticals Y Drag are strong calls. Motion the slot across to check for man coverage before the snap: a defender who follows him means man, so take the fade or the drag.