Playbooks
Full House Normal is the base alignment of the formation: quarterback under center with three backs stacked in a tight wishbone shape behind him, a tight end attached to the line, and a single receiver split wide. Where other Full House sets shift the backfield or motion a back into a slot to create width, Normal keeps everything condensed and symmetrical, which forces the defense to declare a run fit before you ever touch a hot route. The 21 personnel look (two running backs and a tight end) reads as heavy on the play call screen, so most opponents answer with base or nickel run fits, extra defenders in the box, and safeties squatting near the numbers.
That defensive response is exactly what the set is built to punish. With only one true receiver split out, that isolated wideout gets a clean one on one look on almost every snap, and the safety help is usually rotated toward the strength of the backfield instead of over the top of the split end. Counter Lead is the identity run: pulling blockers with a lead back cleaning up the second level, which is a downhill answer against soft coverage shells and light boxes. PA Ctr Waggle sells that same counter action, then rolls the quarterback away from the pull to attack the vacated flat and intermediate levels while the linebackers commit forward.
The Gadget tag matters here because the backfield stack lets you present multiple identical looks with completely different intent. Both plays share the counter footwork, so a defender who is aggressive against the run has to hesitate on the waggle, and a defender who sits on the waggle gets run over on the lead. Motioning a back out pre snap turns the set into an unbalanced formation on demand, which is how you check the defense into showing man or zone before the ball is snapped.
Lead with Counter Lead on first and second down against nickel or dime looks with a light box, then come back to PA Ctr Waggle once your opponent starts crashing linebackers downhill.
Check the safety alignment pre snap: if both safeties sit deep and neither is over the split receiver, hot route that wideout to a streak or fade and take the isolated one on one.
Motion a back out wide and watch whether a defender follows him to confirm man coverage, then hot route the remaining backs into option routes or wheels for a clean man beater.
On PA Ctr Waggle, keep a back in as a blocker on the rollout side if your opponent is bringing an unblocked edge or usering the defensive end, otherwise you never get to the second read.
Use this set in short yardage and clock killing situations, but avoid it on obvious third and long unless you are specifically setting up a play action shot later in the game.