Kevin Kelley gave defenses nightmares are both the high school and college level with his unique approach to the game and by using what he terms “unstoppable plays.”
One of those plays is from Quads. Defending Quads requires an adjustment by the defense, and most defenses carry just one, so having a package of plays that can attack using quads puts the defense in an uncomfortable position.
In video below Coach Kelley teaches his unstoppable quads passing concept.
This is a high-percentage throw for them which primarily targets their outside receiver and clears out the underneath zone for him
This clip was taken from Coach Kelley’s comprehensive course you can learn more about that course at the following link: UNSTOPPABLE: Attacking defenses with the Quads Formation