You'll essentially be doing lots of reps against the clock. (ironmanmagazine.com)
The main benefit of pyramid type workouts is that they allow you to get lots of reps under your belt and to build lots of volume. (ashotofadrenaline.net)
When completing workouts that are timed it needs to be said that getting lots of reps is good but it is more important to have quality over quantity. (fitbodyhq.com)