Playbooks

HB Smash out of Singleback Wing Tight (13 personnel) shows a stripped-down look with only the routes needed to run the Smash concept visible in the diagram. The lone route drawn breaks upfield and out from the backfield area toward the boundary, forming the corner half of the classic Smash combination against the flat defender underneath. This is a Cover 2 beater by design: the deep corner route stretches the deep half safety and cornerback vertically while the underlying flat or hitch component (not pictured in this crop but inherent to the Smash tag) occupies the corner defender low, creating a natural high low read. Primary progression starts with the corner route working outside leverage on the safety, then works down to the shorter flat route if the corner squats.
Pre-snap, identify whether the defense is showing a two deep safety shell. Smash is designed to punish exactly this look, so a true Cover 2 or Cover 4 shell with corners playing off should be your green light. Watch the flat defender, usually a linebacker or nickel corner, after the snap. If he sinks deep to take away the corner route, the flat throw underneath should be wide open for an easy pitch and catch. Key the boundary safety's depth and break angle. A safety who bites hard on the flat route or shows Cover 3 rotation will leave the corner route uncovered for a big gain, so be ready to layer the throw over the top. Beware user controlled defenders lurking in the intermediate throwing lane. If the human defender jumps the flat route or sits in the passing window between the routes, abort to the check down or scramble drill. Man coverage with press corners and no deep safety help is the primary counter to this play. If you see man alignment pre-snap with the corner playing tight technique, expect the corner route to be blanketed and look to attack with a different concept instead.
Use this on 2nd and medium to 3rd and short situations where you expect a two deep safety shell, since the entire concept is built to attack Cover 2 and Cover 4 by stretching the flat defender vertically and horizontally at the same time.
Pre-snap, check the corner and safety alignment on the boundary side. If the corner is playing soft with outside leverage and a safety is rotated to that half, the corner route window will be tight, so be ready to hot route the flat man into a quicker option or check down to the running back.
If you see man coverage indicators such as the corner shaded tight to the line with no safety help over the top, this play loses value fast. Motion the tight end or wing back pre-snap to confirm man versus zone before the snap.
Pair HB Smash with PA Y Sail or PA Boot Slide in your play calling sequence. Both plays sell similar backfield action and force the defense to respect play action, which slows down safety rotation and opens the corner route window on Smash.
On third and long, favor the flat route as your first read if you sense a Cover 3 buzz look, since a hard charging corner blitz or sky safety rotation will erase the corner throw before it develops.