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Breakdown
Corner Blitz 3 is a Cover 3 zone blitz out of the Nickel 3-3 Odd front that brings a corner off the edge while dropping the deep safety and remaining defenders into a three deep, four under shell. The blocking scheme has the defensive line and looping linebacker create pressure lanes while the blitzing corner attacks the quarterback's blind side or the run fit off the edge. This is a zone beater designed to disguise pressure while still holding deep thirds, so the primary read progression is watching the pre-snap protection slide, confirming the corner has a clean run lane at the snap, and then reading the underneath zone defenders flowing to any hot route or check down as the pressure arrives.
Defensive Reads
Pre-snap, identify if the offense has a running back or tight end aligned to the blitzing corner's side since that is the first hot read the quarterback will check Watch the offensive tackle's stance and depth, if he is sitting deep in pass protection the corner blitz has a clean lane, if he is cheating outside the play is likely tagged with a chip block Post-snap, key the quarterback's eyes immediately after the snap, if he looks to the flat or a quick out route he is trying to beat the blitz before it arrives This play is vulnerable to hot routed slot receivers running quick option routes into the vacated blitz lane, so user the closest underneath zone defender to jump that route Against play-action rollouts this blitz can get gashed if the running back leaks out to the flat untouched, so account for backfield leak outs before committing the user defender upfield
Usage Tips
Call this on early downs or second and medium when offenses are more likely to run base protection without extra chips on the edge
Disguise the blitz by showing a two high shell pre-snap and rotating the safety down to the deep third at or just after the snap to bait the quarterback into a false coverage read
Motion the slot corner or bump the nickel defender before the snap to confirm if the offense is sliding protection toward the blitz side, then audible to a different blitz angle if they are
Pair this with Cover 3 Sky or Cover 3 Cloud in your play-calling sequence so the pre-snap look stays consistent while you vary which defender brings the pressure
Spy the running back on passing downs by hot routing the weak side linebacker to a shallow zone if you are worried about a check down beating the blitz underneath
