In a mechanical advantage pyramid you start with a mechanically challeging exercise and work up until you feel you can go no higher for this exercise. You then switch exercises so that you are in a stronger mechanical position and coutinue working up.
Below are examples of such pyramids:
Milltiary press -> Incline bench press -> Bench press
Front squat -> Zercher squat -> Back Squat
Deficit deadlift -> Deadlift -> Deadlift off blocks
