Playbooks

Philly Slot Cross out of Shotgun Y Trips Wk lines up three receivers to the trips side with a deep drag concept working from the outside in. The X receiver runs a deep crosser from the backside all the way across the field, the slot man from trips runs an intersecting crossing route underneath, and the outside trips receiver clears out vertically up the sideline while the flat route from the backfield area works underneath into the void. This is a man beater built on natural rub traffic between the crosser and the underneath drag, and the primary read progression starts with the shallow drag in the flat, then works to the deep crossing route sitting down or continuing across the field, then to the vertical clear-out as a low percentage shot play.
Watch for a linebacker or nickel defender aligned tight on the slot receiver pre-snap, since that man alignment is exactly what this crosser concept is designed to defeat with natural traffic. If the defense shows Cover 3 or Cover 4 with underneath zone droppers sinking into the crossing lanes, the shallow drag and deep crosser will get squeezed and the quarterback should reset to the checkdown or vertical shot. User controlled defenders playing lurk in the middle of the field are the biggest threat to this concept, since they can jump the crossing routes if the quarterback stares them down too long. A disguised blitz that brings extra rushers off the edge can collapse the pocket before the deep crosser fully develops, so track defensive end alignment and linebacker depth before the snap. Press man coverage on the outside trips receiver combined with a deep half safety rotating over the top signals a shell built to bracket the vertical route, which means the crossers underneath are likely your best access point.
Look for man coverage indicators pre-snap like linebackers walking out to match the slot or safeties showing single high, since the natural rubs on this crosser concept create separation against man defenders. Use the flat route as your first read on any blitz look because it gets open fast against pressure and protects against a hot mike coming downhill. If the defense shows two high shells, hold the ball a beat longer and let the deep crosser work across the field into the void behind the underneath linebackers. Pair this play with Y Shallow Cross or Fork Y Drag in your play calling sequence so the defense cannot key on one crossing pattern, then mix in Four Verticals from the same trips look to punish teams that start jumping the drag routes. Best used on second and medium to second and long where the crosser has room to develop and the quarterback has time to climb through his progression.