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Breakdown
Cover 6 Invert is a zone coverage shell out of the Dime 2-3-6 set that splits the field into a quarters look to one side and a Cover 2 look to the other, with the invert tag flipping the corner and safety responsibilities on the quarters side so the corner sinks deep and the safety rolls down into the flat. This is a zone beater killer defensively, designed to confuse route runners reading corner leverage since the deep quarter defender is actually the safety rather than the corner pre-snap. Primary read progression starts with the flat defender to the invert side, then works to the deep half defenders on the Cover 2 side, and finishes with the middle linebacker in the seam or the underneath robber zone.
Defensive Reads
Pre-snap, identify which side has the invert tag by watching safety depth, the invert safety will often show shallow before rotating down at the snap while the corner opens his hips to run deep. Post-snap, key the flat defender on the invert side first since he is responsible for jumping speed outs, quick slants, and shallow crossers that man beater concepts rely on. Watch for the seam route on the Cover 2 side of the field, this is the primary vulnerability since the deep half safety has to widen for the numbers of the formation and can leave a throwing window against tight ends running vertical seams. This coverage gets exposed by drag and dig combinations that attack the intermediate middle of the field, since the underneath zone defenders in the 2-3-6 personnel package have to cover significant horizontal ground. If the offense runs a stick or spot concept to the invert side, be ready to see the user controlled defender jump the flat route early, this is where lurking user play makes the invert side extremely difficult for quick game passing attacks.
Usage Tips
Call this on third and medium to third and long when you expect a dropback pass and want a zone shell that disguises rotation to bait quarterback reads based on corner alignment.
Use the invert side against offenses that key hard on corner depth to identify Cover 2 versus Cover 4, since the rolled down safety on the invert side will jump quick hitters and speed outs.
Pair this with Cover 6 Show 2 in your playcalling sequence so both plays look identical pre-snap but rotate differently after the snap, forcing the quarterback to hold the ball an extra beat.
Motion check the offense before the snap and if you see a stack or bunch to the invert side, be ready to hot route your flat defender to widen and account for pick routes.
Avoid calling this against heavy four verticals concepts unless you have a spy or extra rush lined up, since the seam between the invert safety and the deep half corner can get stressed if your linebackers do not get depth quickly.
