David Stone operates as the primary disruptor in Brent Venables' multifaceted, aggressive Oklahoma defense. With a compact, dense 6'2", 290 lb frame, he isn't the prototypically long defensive tackle, but he compensates with power density and explosiveness that jump off the tape. In the Sooners' constantly mutating fronts, Stone primarily aligns as a 3-technique, but also takes snaps as a 1-tech in pass sub-packages and occasionally as a 4i in odd fronts. His role is simple in concept but complex in execution: penetrate and create chaos. Venables trusts his first step to execute stunts and twists, where Stone is particularly lethal, using his agility to cross the face of much larger offensive linemen and collapse the pocket from the inside. Analyzing his tape, the first thing that stands out is the 'get-off.' He is consistently the first man to move on the defensive line, an attribute that allows him to gain instant control of the engagement. Against zone blocking schemes, his processing is rapid; he reads the flow of the offensive line, attacks the guard's outside shoulder, and uses a violent club-rip to penetrate the backfield before the running back can make his cut. A clear example was against Texas: on a 2nd & 5, aligned as a 3-tech, he read a wide zone, beat the guard with an almost instantaneous swim move, and forced the running back to a three-yard loss. In pass rush, his plan is based on converting that initial speed into power. His bull rush is formidable because he initiates it with low leverage and precise hand placement under the opponent's shoulder pads. He's not just an athlete; he understands angles and how to use the opponent's inertia against them, especially in RPOs, where he shows the discipline to read the quarterback while maintaining his gap integrity. His strengths are anchored in elite physical attributes. His explosiveness in the first two steps is comparable to that of the best edge rushers, rare for an interior player. This quickness allows him to dictate the terms of the block from the snap. Added to this is tremendous functional strength emanating from his hips and core, allowing him to move 330 lb guards despite his height disadvantage. His hand usage is violent and refined; he doesn't just strike, but his hands are active throughout the play, constantly fighting for control. Finally, his motor is tireless. There are multiple plays on his tape where he chases the ball carrier 20-30 yards downfield or runs laterally to stop a screen pass, an effort that electrifies the entire defense. However, his profile is not without areas for development. His anchor against double teams in the run game is inconsistent. Due to his aggressive penetration nature, he can sometimes be caught by down block-climb combos from guard and center, where his base narrows and he is displaced from his gap. His arm length, while functional, is average and can be an issue against long, technical NFL guards who manage to initiate contact first, neutralizing his rush before it begins. His pass rush move repertoire, though effective, needs more variety. He relies heavily on speed-to-power and the rip move; adding a more polished spin move or more consistent counter-moves would make him almost impossible to block one-on-one. In the NFL, Stone's fit is clear and specific: he is an ideal 3-technique for a 4-3 scheme that operates with a one-gap penetration philosophy. Teams like the Buffalo Bills or Dallas Cowboys would maximize his talent immediately. He could struggle if asked to consistently play as a 0-tech or 5-tech in a two-gap system, where he would be required to read and react more than attack. His intangibles are top-notch; he is a vocal leader and a recognized hard worker within the Oklahoma program. In his rookie year, he projects as a high-impact pass rush specialist on third downs, generating interior pressure immediately. By his third year, if he refines his technique against double teams and expands his move arsenal, he has the potential to be a Pro Bowl-caliber disruptor and one of the league's dominant interior forces.

1. 01

   Elite Snap Explosiveness

   His first step is electric, consistently beating the offensive lineman to the point of attack, generating immediate disruption.

2. 02

   Speed-to-Power Conversion

   Transforms horizontal explosiveness into vertical force, collapsing the pocket with a bull rush that unbalances guards.

3. 03

   Violent Hand Usage

   Attacks with club, rip, and swim moves executed with intent and timing, disengaging opponents' hands and keeping his chest clean.

4. 04

   Relentless Motor

   Plays every snap at 100%, with visible effort pursuing plays sideline-to-sideline and downfield with exceptional tackling range.

5. 05

   Quick Processing

   Quickly diagnoses zone and gap blocking concepts, rarely seen out of position against the flow of the play, destroying design.

1. 01

   Inconsistent Anchor vs. Double Teams

   His base sometimes narrows, making him displaceable against combo blocks, especially in short-yardage situations.

2. 02

   Average Functional Length

   His reach isn't elite, so longer, technical linemen can nullify his rush if they get hands on his chest first.

3. 03

   Developing Rush Repertoire

   Heavily relies on bull rush and club-rip, needing consistent counter-moves for when Plan A is neutralized by elite guards.

4. 04

   Occasional Gap Discipline

   Aggressive mentality sometimes leads to abandoning gap responsibility in pursuit of big plays, creating cutback lanes.

Position-specific sub-grades. Scale 0–100, same yardstick as the Sickos Grade.