Playbooks
Onside Heavy is the hands team look in the Kick Return formation and exists for one job: securing the football when you expect the kicking team to try an onside kick. Standard return sets place a deep returner and spread blockers across the field to set up a return lane. Onside Heavy abandons return blocking entirely. It pulls extra bodies forward toward the restraining line and stacks them in the areas where onside kicks usually land. The lone play in this set, Onside Xl, loads the front with players positioned to field short, bouncing kicks instead of blocking for a return.
The personnel logic is about ball security, not explosiveness. You want your most reliable hands on the front line: receivers, tight ends, and running backs with high Catching, Awareness, and Carrying ratings instead of the linebackers and depth players who usually fill return units. Check your depth chart before a close game, because the players who line up closest to the kick decide whether you recover or give the ball back. Heavy numbers on the front also shut down the kicking team's favorite tactic of overloading one side, since you have enough bodies to match every lane the kick can take.
This set does not have an offensive concept in the usual sense, but it controls the most important possession of the game. Recovering an onside kick usually ends the opponent's comeback outright. Onside Xl gives you short field position, a clock advantage, and a chance to go into victory formation or run out the clock with your ground game.
Call Onside Xl any time the kicking team trails late with limited timeouts, especially in the final two minutes of the fourth quarter when an onside attempt is the only realistic comeback path
Before the kick, switch to the front line player closest to the likely landing spot and watch the kicker's alignment and aim to predict which side the ball is heading
Do not overpursue a bouncing kick: move to the ball's path and press the catch or recover input at the right moment, because diving on a live ball beats running through it
Audit your depth chart before crunch time so your highest Catching and Awareness players fill the front line spots instead of backups who happen to be on the return unit
If the opponent has timeouts and a good deep kicker, weigh the risk of a surprise deep kick, and only commit to Onside Heavy when the game situation makes an onside attempt obvious