Playbooks

Spread Y-Flex is Shotgun's RPO hub. You get 11 personnel spread across the field with the tight end flexed off the line into a slot or wing alignment rather than attached as a sixth blocker, which immediately tells you two things pre-snap: the run game is going to be light on the edge, and the defense has to declare whether it is covering that flexed Y with a linebacker or kicking a safety down. That declaration is the whole point. Against nickel base, you are hunting a slot corner on a bigger tight end body. Against 4-3 or big personnel, you are running a linebacker up the seam on Hitch Seam, PA Seams, and Four Verticals.
What separates this set from tighter Shotgun sets is the sheer volume of RPO and read-option play art. RPO Alert Screen, RPO Peek Slant, RPO Zone Peek, RPO Zone Alert Screen, and RPO Alert QB Draw let you keep the run key live while the alert throw punishes whichever side vacates. Pair that with Inverted Veer, Read Option, QB Zone, and Inside Zone and you have a full option run tree from a four-wide-ish look, which is why the set carries Gadget and SLWR tags. Jet Touch Pass gives you a cheap horizontal answer that forces edge defenders to honor motion, and the Mtn family (Mtn Drive, Mtn Sluggo Replace, Mtn Shallow HB Angle, Mtn Slot Flags, Mtn FL Screen, Mtn Out H-Angle, Mtn Replace) gives you motion-tagged versions of the same route trees so you can identify man versus zone on the fly.
The pass concept library is deep and balanced. Mesh, Y Shallow Cross, Inside Cross, Drive, X Follow, and Double Slants are your man beaters. Smash Corners, Smash HB Check, Y Corner, Corner Strike, Z Spot, Curl Flats, and Deep Attack attack Cover 2, Cover 4, and match zone. Empty Mtn Dagger and Empty Mtn Drive shift you into five-wide looks without a formation subbing penalty. Screens (HB Slip Screen, Mtn HB Cross Screen, Mtn FL Screen, Empty Mtn FL Screen, Mtn Fk Screen Wheel) punish heavy pressure users who abandon flat coverage to get home.
Read the flexed Y pre-snap first. If a linebacker walks out over him, go vertical with Hitch Seam or PA Seams. If a safety rotates down, you have a favorable box count and can hand it off on Inside Zone or QB Zone.
Use the RPO tree as your early-down staple. RPO Zone Peek and RPO Peek Slant on first and second down keep you ahead of the sticks and punish blitz-happy users who cannot commit to both the run fit and the slant window.
Against Cover 3 and single-high, live in Smash Corners, Corner Strike, and Y Corner. Against Cover 2 and 2-Man, hit Y Cross, Y Cross(1), Deep Attack, or hot route the flexed Y on a drag to work the vacated middle.
Keep at least one screen and one quick concept in your rotation. When you feel pressure coming, check to Mtn FL Screen, HB Slip Screen, or Slant Flat instead of trying to protect deep drops with one blocker.
Motion a receiver on any Mtn concept and watch whether a defender travels. Man coverage means go to Mesh, Drive, or X Follow. Zone means Curl Flats, Z Spot, or Y Stick against the underneath windows.
In the red zone or on third down inside the 10, use Empty Mtn Drive or Empty Mtn Dagger to force a coverage count, then hot route the back on an angle route to attack the linebacker left in conflict.