Playbooks

Load Weak is a defensive set inside the Dime formation, built off Dime 4-1-6 personnel: four down linemen, a single linebacker, and six defensive backs. The "Load" tag refers to how the front and the extra defenders shade toward one side, stacking bodies to the weak side of the offensive formation instead of splitting the box evenly like base Dime looks. That weak side overload is the entire identity of the set. You get an aligned edge presence and a nickel or dime defender walked down to the weak side, which lets you send pressure from the same side the offense is least likely to slide protection toward.
Where base Dime 4-1-6 sets play honest and let the single linebacker patrol the middle, Load Weak pre-shifts leverage before you ever touch a coverage audible. That matters against trips and 3x1 sets because the back side of the formation is often just an isolated X receiver with the running back checking into a protection assignment. With only one true linebacker on the field, this set is not asking you to defend gap runs, it is asking you to take away the quick game and get to the quarterback with four or five while six DBs cover. The play list reflects that: Cover 3 Match, Cover 4 Quarters, Cover 4 Palms, Tampa 2, Cover 2 Drop, and Cover 3 Sky give you the deep zone menu, while DB Blitz 1, DB Blitz 3, Pinch Blitz, Pinch Blitz 3, Cover 1 Robber Press, and Cover 2 Man give you the pressure and matchup side.
The matchup advantage comes from who you put on islands. Six DBs means your third and fourth corners are on the field, so you can manually align your best press corner over the isolated weak side X and let the loaded front collapse the pocket before the deep dig or comeback opens. On the pressure calls, DB Blitz 1 and DB Blitz 3 send a slot defender off the edge from the loaded side, and because the offense sees a heavy weak side pre-snap, most users slide the back to that side, which is exactly what sets up the free rusher from the opposite hash if you shift back late.
Bring this set out on third and seven or longer, or any two minute drill where the offense has to throw and you can accept the run risk.
Manually align your best press corner over the isolated weak side receiver before the snap, then user the middle of the field so you are not the defender getting beat on a one on one out route.
Alternate Cover 1 Robber Press with DB Blitz 3 from the same pre-snap picture: the looks are close enough that opponents cannot tell whether you are rushing four or five until the snap.
Use Cover 4 Palms against sideline heavy passing games and Tampa 2 against spread teams attacking the deep middle, and audible between them based on whether the offense lines up in 2x2 or trips.
If the offense checks into a run heavy look or shows a tight formation, get out of Load Weak entirely instead of trying to survive it with pinch blitz calls that widen your gaps.