Playbooks

Breakdown

PA Flood from Shotgun Duo Slot Open uses play-action to hold the linebackers before flooding one side of the field with three levels of routes. The backside receiver runs a deep dig across the field, while on the play-action side you get a vertical clear-out, a corner route sitting behind it, and an underneath flat route working the sideline. This is a classic Cover 3 beater that overloads the flood side with high-low-outside stress, forcing the corner and safety to choose between the corner route and the flat, with the primary read progression going deep corner to flat to the backside dig if the flood side is capped.

Defensive Reads

Pre-snap, check for a single high safety and cornerback depth on the flood side, since soft corners and deep thirds tell you Cover 3 is live and the corner route will have room. Post-snap, key the flat defender: if he sinks with the corner route the flat is wide open, and if he jumps the flat the corner route behind him is the throw. Watch for a hard flat blitz or nano blitz off the edge on the play-action side, which can disrupt the timing of the boot and force an early checkdown to the dig. Against Cover 4 or two-high match coverage, the deep corner route usually gets bracketed, so shift focus to the backside dig and underneath flat as the answers. User linebackers sitting in the flat or lurking underneath the corner route are the main threat to this concept, so identify any user defender near the flood side before committing to the throw.

Usage Tips

Look for single-high safety shells pre-snap since this play is built to punish Cover 3 and Cover 1 zone drops on the flood side.

Sell the play-action fake by not skipping the run animation, since defenders keying run flow will bite and open passing lanes to the corner and flat routes.

Use the flat route as your check-down against pressure or when the corner route is blanketed, especially on early downs when a positive gain keeps you on schedule.

Hot route the backside dig into a deeper crosser or a hitch if you are seeing heavy zone drops to that side, giving you a true field-stretching answer versus two-high shells.

Pair this play with PA Rollout Smash and Sprintout Flood in the same set so the defense cannot sit on flood concepts, then mix in Inside Zone or RPO Read HB Flat to keep linebackers honest against the run action.