Playbooks

The Tight Slot set in the Far formation pairs a split backfield with a compressed receiver alignment. The fullback and halfback give you a two back 21 personnel look, the tight end aligns inline, and one receiver is reduced into a tight slot just outside the end man on the line. The other receiver stays wide as the isolated X. Base Far sets keep receivers at standard splits. Tight Slot condenses the strength of the formation, which pulls the defense's alignment inside and creates natural rub and pick angles for underneath concepts.
The tight slot receiver is the key piece. Because he starts so close to the box, defenders have to decide early whether to play him with a nickel, a safety rolled down, or a linebacker. Against base personnel that often means a linebacker or strong safety in man coverage on a receiver, which is a matchup you want every time. The two back backfield forces the defense to respect Dive runs downhill. That keeps linebackers from widening early and opens the flat and curl zones for Flats, Curls, and Curl Drag.
The concepts play like a compressed West Coast menu: Mesh and Curl Drag for crossing and rub action, Slot Corner and X Spot for high/low and triangle reads, Flats for quick horizontal stress, and HB Dive and FB Dive for inside runs. Bench Switch carries the Gadget tag. It gives you a trick look to punish defenses that key on your 21 personnel run tendencies, which makes this set a strong mix of physical downhill football and misdirection.
Check the safety depth and the defender over the tight slot pre-snap. If a linebacker or strong safety is in press man on him, stay in Mesh or Curl Drag and target the rub off the inline tight end.
Against Cover 3, call Slot Corner or X Spot and read the flat defender. Throw the flat if he sinks, and throw the corner or spot route if he jumps short.
On 3rd and short or goal line situations, show Dive runs early. Then come back to Flats or Curl Drag from the same look to exploit linebackers crashing the line of scrimmage.
When you see heavy blitz pressure or a nano look, hot route the halfback or fullback to block or to a quick flat. Keep an escape outlet so Curls and X Spot routes have time to develop.
Save Bench Switch for when the defense is clearly keying run or loading the box against 21 personnel, ideally after several successful Dive calls. That way the Gadget look catches them overcommitted.