Build the capacity to sprint, recover, and sprint again with the ball. Dribble at 90 to 100 percent to the far cone with the ball under control, turn sharply, and use the jog back as active recovery before the next rep.
Set two cones about 20 metres apart. Sprint-dribble to the far cone at near-maximum effort, turn, and jog back to recover. Work to a rest ratio of about one to two or one to three, for example a five-second sprint then fifteen seconds of recovery, six to eight reps. Keep the ball out of the feet at speed and the touches tight at the turn. Run it early in the session while the legs are fresh.
Shortening the recovery to make a sprint session harder is how coaches accidentally destroy one. The point of repeated sprint work is that every repetition happens at ninety to a hundred percent, and the only thing making that possible is enough rest to genuinely recover. Cut the rest and the player runs each rep at eighty percent, which trains neither speed nor endurance well and mostly produces tiredness.
So the jog back is not a break from the training, it is the mechanism. Football demands repeated maximal efforts separated by incomplete recovery, and the adaptation being chased is the ability to produce the fifth and tenth sprint at close to the quality of the first. That only develops if the first one was genuinely maximal.
The honest check is simple and worth doing. If the last repetition is not noticeably slower than the first, the sprints were not hard enough. If it is dramatically slower, there was not enough rest. Somewhere between those two is the session working as intended.
Adding the ball is what makes this football rather than athletics, and it changes the technique. Push it further out of the feet at speed than feels comfortable, because chasing a ball you have pushed ahead is faster than dribbling one kept underneath you. Then tighten the touches two strides before the turn.
Be honest about what this is. It is a fitness session with a ball in it, not a dribbling session. Put it at the end, treat it as conditioning, and do not expect technical improvement to come out of it.
Save it to your private drills, then change the animation, adjust positions, swap equipment, or drop it into a session block. Or start from a blank pitch and build your own.