Playbooks

Not in any team playbook.
Fake HB Zone QB Boot Lt is a play-action rollout out of Singleback Wing Tight Z that sells inside zone before the QB boots left. The diagram shows the offensive line stepping right for the zone fake while the QB pulls the ball and rolls left away from the flow, with only one route visible on the backside working vertically downfield. This is a play-action shot play designed to hit off zone run tendencies, and the primary read progression starts with the vertical route on the roll before the QB uses his legs as a checkdown if the window is late.
Pre-snap, check linebacker depth: stacked or shallow linebackers are keying run and will be vulnerable to the boot fake. Identify single-high versus two-high safety shells before the snap, since single-high defenses are more likely to bite hard on the run fake and open up the vertical route. Post-snap, watch the backside contain defender (usually the weakside DE or OLB) since a disciplined edge player who stays home can blow up the QB boot before it develops. Look for a user-controlled defender spying the QB or sitting the flat/curl zone, as this is the primary lurk threat that can jump the route or force a scramble. Against zone coverage that rotates hard to the run fake, the vertical route should have a soft window over the top since the flow of the defense is moving away from it.
Call this on early downs after you have established HB Inside Zone or 26 Duo so linebackers step up on the fake and bite on run action.
Roll out fully before looking, since staying in the pocket kills the play-action deception and invites pressure from the backside edge.
Watch for safeties cheating down pre-snap, that is your green light since it signals run support over deep coverage help.
If the vertical route is blanketed, use the QB boot to threaten the edge with your legs, especially against aggressive defensive ends who crash inside on the zone fake.
Sequence this behind HB Power O or HB Counter Wk in the same set so the defense has multiple gap-scheme run fakes to respect before you hit them with the boot.